Current price
$489.99$10.21/GBAs of 28 Aug 2026, 06:40 UTC ยท Verify on Amazon ยท Price subject to change
Good time to buy
Price is near its tracked low of $489.99 โ in the bottom 20% of its recorded range. ยท 36% below 48GB DDR5 peer $/GB
As an Amazon Associate I earn from qualifying purchases. Prices as of 28 Aug 2026, 06:40 UTC. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Kingston
Kingston FURY Renegade DDR5 Silver/Black XMP 48GB 8400MT/s CL40 CUDIMM Desktop Gaming Memory (Kit of 2) - KF584CU40RSK2-48
This Kingston 48GB 8400MHz DDR5 desktop kit is $489.99 ($10.21/GB), near its tracked low. In stock on Amazon. Fits Intel 12th / 13th / 14th Gen (LGA1700) and Intel Core Ultra 200S (LGA1851 / Arrow Lake) and more.
At a Glance
Strengths
- 36% below the 48GB DDR5 peer median $/GB
- Compatible with 4 CPU platforms
- Price near its tracked low of $489.99
- Limited Lifetime Warranty from Kingston
Limitations
- Limited review data โ only 1 Amazon reviews
All points are derived from price data, customer ratings, and product specifications โ not editorial opinion. Updated daily.
Cheaper Alternatives
Same 48GB DDR5 โ lower $/GB than this product
G.SKILL
G.SKILL Trident Z5 RGB Series DDR5 RAM (Intel XMP 3.0) 48GB (2x24GB) Up to 6800MT/s CL32-39-39-108 1.35V Desktop Computer Memory U-DIMM - Matte Black (F5-6800J3239F24GX2-TZ5RK)77% cheaper/GB
Kingston
Kingston Fury Renegade Black RGB XMP 48GB 7200MT/s DDR5 CL38 DIMM Desktop Gaming Memory (Kit of 2) - KF572C38RSAK2-4876% cheaper/GB
G.SKILL
G.SKILL Trident Z5 RGB Series DDR5 RAM (Intel XMP 3.0) 48GB (2x24GB) Up to 7200MT/s CL36-46-46-115 1.35V Desktop Computer Memory U-DIMM - Matte Black (F5-7200J3646F24GX2-TZ5RK)15% cheaper/GB
Ranked by lowest $/GB. Same 48GB DDR5 DIMM only. Prices updated daily.
Specifications
Catalog data as of 28 Aug 2026, 06:40 UTC
Memory TypeDDR generation (DDR4 vs DDR5) ยท guide | DDR5 |
CapacityTotal kit memory size ยท guide | 48GB |
| Kit Config | โ Single stick โ runs in single-channel mode. Buy 2ร for dual-channel performance. |
SpeedFrequency in MT/s or MHz ยท guide | 8400MHz |
CAS LatencyClock cycles response delay ยท guide | CL40 |
True LatencyAbsolute nanosecond latency | 9.52 ns(Great)= (40 ร 2000) รท 8400 |
Form FactorDIMM (Desktop) vs SO-DIMM (Laptop) | DIMM |
ASIN | B0DMWRZKFW |
Spotted a wrong price or spec? Report a data correction ยท How we verify data
Specs & prices refreshed 28 Aug 2026, 06:40 UTC. Verify on Amazon at checkout.
Price History
Updated daily โ track price trends over time
Current
$489.99
68d Low
$489.99
68d High
$699.99
68d Avg
$508.52
Deal score
91/100
vs this kit's history
Current price is 0.3ฯ below the tracked average of $508.52 - within a normal band for this ASIN.
Frequently Asked Questions
Is the Kingston 48GB 8400MHz DDR5 compatible with my motherboard?
This module is compatible with Intel 12th / 13th / 14th Gen (LGA1700), Intel Core Ultra 200S (LGA1851 / Arrow Lake), AMD Ryzen 7000 / 8000 / 9000 (AM5), AMD Threadripper 7000 (TRX50). Always verify with your motherboard's QVL (Qualified Vendor List) before purchasing, as compatibility can vary by board revision.
Is this DDR5 module a good deal right now?
Yes โ Price is near its tracked low of $489.99 โ in the bottom 20% of its recorded range. At $489.99 ($10.21/GB), about 36% below the 48GB DDR5 peer median. Prices are updated daily from Amazon.
What is 8400MHz RAM used for?
DDR5 RAM is required for AMD AM5 (Ryzen 7000/9000) and Intel LGA1851 (Core Ultra 200S) platforms. It offers higher bandwidth than DDR4, making it beneficial for content creation, gaming on modern platforms, and AI workloads. 8400MHz is a high-performance DDR5 speed tier.
How does Kingston RAM compare to other brands?
Kingston has 191 modules tracked with an average customer rating of 4.5โ . This specific module is 36% below the 48GB DDR5 peer median $/GB. Browse all Kingston modules or use the comparison tool to see how it stacks up against Corsair, G.Skill, Kingston, and Crucial.
Is 48GB of RAM enough for gaming in 2026?
48GB is more than enough for gaming in 2026. Most AAA titles use 16โ24GB alongside Discord and a browser. 48GB gives you headroom for streaming, recording, and running multiple applications simultaneously.
What is the difference between a single 48GB stick and a matched multi-stick kit?
A single 48GB stick runs in single-channel mode. A matched 2ร24GB kit of the same total capacity enables dual-channel mode, doubling memory bandwidth and typically improving real-world performance by 10โ30%. For best results, buy RAM in matched kits.
Similar DDR5 RAM
Acer
Predator Hermes DDR5 RAM 48GB (24GBx2) 6000MHz CL28 PC5-48000 Intel XMP 3.0 AMD EXPO Compatible Computer Memory, Black - BL.9BWWR.661
Transcend
Transcend 48GB DDR5 5600MHz (or 5200MHz or 4800MHz) UDIMM Desktop RAM, Compatible w/Intel & AMD Ryzen, Desktop PC Computer RAM Memory Upgrade Modules, On-die ECC PC5-44800, 2Rx8 CL46, 3Gx8 1.1V 288Pin
Crucial
Crucial Technology CP48G56C46U5 Crucial Pro - Ddr5 - Module - 48 Gb - Dimm 288-pin - 5600 Mhz / Pc5-44800 - Unbuffered
Compatibility & buying details
Use cases, platforms, motherboard notes, upgrade math, and analyst notes
Compatibility & buying details
Use cases, platforms, motherboard notes, upgrade math, and analyst notes
Is This RAM Right for You?
Based on 48GB DDR5 DIMM specifications.
48GB eliminates memory as a bottleneck for AAA titles and multitasking
48GB handles office apps, video calls, and multiple browser tabs comfortably
48GB is insufficient for video editing or 3D rendering workloads
Non-ECC RAM is not recommended for servers or NAS โ silent data corruption risk without error correction
This is a desktop DIMM โ laptop upgrades require SO-DIMM modules. See Laptop RAM Prices for compatible options.
Verdicts based on capacity, form factor, and ECC specifications โ not editorial opinion. Capacity recommendations reflect 2026 software requirements.
Slow JEDEC Baseline (Not Recommended)
Validated by C.R. Vinoth Kumar ยท Founder & Senior Editor
This kit runs at loose JEDEC default timings (CL40 or slower). CL40/CL48 speeds indicate lower-binned DRAM chips which create a severe latency bottleneck, reducing CPU frame pacing and game performance by up to 10-15% compared to optimized kits.
Price Range
Tracked low
$489.99Current
$489.99Tracked high
$699.99โ Near tracked low
Speed Ranking
Top 1%
8400MHz ranks in the top 1% of all DDR5 speeds tracked (1,689 modules).
About Kingston
4.5โ
avg rating
191
products tracked
XMP 3.0 / EXPO Profile Activation Required
This is a high-performance DDR5-8400 memory kit. It will NOT run at advertised speeds out of the box.
JEDEC Fallback Behavior
By default, all motherboards boot using safe JEDEC standards (typically 4800MT/s). If you plug this RAM in and boot immediately, your system will downclock to this baseline, losing up to 10% - 20% CPU bandwidth.
How to Enable XMP/EXPO
- 1.Reboot PC, tap
DelorF2to enter BIOS. - 2.Find memory settings and toggle XMP / EXPO to Enabled.
- 3.Save & Exit (press
F10). PC will reboot at 8400MHz.
Compatible Platforms
Always verify with your motherboard's QVL before purchasing.
Platform Pairing Guide
How well 8400MHz performs on each platform โ based on memory controller characteristics and manufacturer guidance.
| Platform | Benefit |
|---|---|
| AMD AM5 (Ryzen 7000/9000) | โ Good |
| Intel LGA1851 (Core Ultra 200S) | โ Good |
| Intel LGA1700 (12thโ14th gen, DDR5 board) | โ Good |
Platform guidance based on AMD and Intel official specifications and independent testing. Always verify compatibility with your specific motherboard's QVL.
Motherboard Compatibility
Most popular DDR5 boards per platform
ASUS TUF Gaming B650-Plus WiFi / MSI MAG B650 Tomahawk
B650 = 80% of AM5 sales. DDR5-6000 CL30 is the sweet spot.
MSI MAG B860 Tomahawk WiFi / ASUS TUF B860-Plus WiFi
B860 is the mainstream LGA1851 chipset. Supports DDR5-9200+.
MSI PRO B760M-E DDR5 / ASUS TUF B760-Plus WiFi D5
B760 DDR5 boards support 12thโ14th Gen Intel with DDR5.
Always verify with your board's QVL before purchasing.
DDR5 Price by Capacity
Average $/GB across all DDR5 modules in the database
| Capacity | Avg $/GB |
|---|---|
| 8GB | $16.93/GB |
| 16GB | $16.87/GB |
| 32GB | $17.81/GB |
| 48GBThis product | $16.25/GB |
| 64GB | $18.70/GB |
| 128GB | $32.02/GB |
Also available from Kingston
Same brand, different configurations
Kingston
Kingston FURY Beast 32GB (2x16GB) 5200MT/s DDR5 CL40 Desktop Memory | Intel XMP 3.0 | Kit of 2 | KF552C40BBK2-32
Kingston
Kingston FURY Beast RGB 32GB 6000MT/s DDR5 CL30 Desktop Memory | AMD EXPO | Single Module | KF560C30BBEA-32
Kingston
Kingston FURY Beast RGB 64GB (2x32GB) 6000MT/s DDR5 CL30 Desktop Memory | AMD EXPO | Kit of 2 | KF560C30BBEAK2-64
Related pages
Amazon prices on this page. ASIN B0DMWRZKFW may also appear on Newegg - we do not show competitor prices.
Reviewed by C.R. Vinoth Kumar
Editor & FounderVinoth is an InfoSec consultant, independent technical blogger, and the developer of RAM Prices, with 12+ years in IT. He reviews buying guides and maintains the site's automated checks for price per GB, specification confidence, availability, and AMD/Intel platform compatibility. See the methodology for the exact ranking rules and limitations.
As an Amazon Associate I earn from qualifying purchases. Prices as of 28 Aug 2026, 06:40 UTC. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.