AMD Radeon RX 6800S vs XFX Radeon RX 6400 Speedster SWFT 105 Full Specs

Summary

2,048 Shaders 2.1GHz	768 Shaders 2.32GHz
8GB GDDR6256GB/s	4GB GDDR6112GB/s
Peak·FP32·FP16 8.6 TFLOPS	Peak·FP32·FP16 3.56 TFLOPS
Form Factor Soldered	Form Factor PCIe Card
TDP 100W	TDP 53W

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth TDP

Radeon RX 6800S17.2 TFLOPSFP16

x2.41

Radeon RX 6400 Speedster SWFT 1057.13 TFLOPSFP16

x1

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Theoretical Performance

Clock Speed2100MHz UC·Base·Boost·OC	Clock Speed2321MHz UC·Base·Boost·OC
Peak OPS 17.2 TFLOPSFP16	Peak OPS 7.13 TFLOPSFP16
FP32 8.6 TFLOPS	FP32 3.56 TFLOPS
FP64 537.6 GFLOPS	FP64 222.8 GFLOPS
Pixel Rate 134.4 GPixel/s	Pixel Rate 74.3 GPixel/s
Texture Rate 268.8 GTexel/s	Texture Rate 111.4 GTexel/s

Core Config

Shaders 2,048 Shaders	Shaders 768 Shaders
TMUs 128 TMUs	TMUs 48 TMUs
ROPs 64 ROPs	ROPs 32 ROPs
RT Cores 32 RT-Cores	RT Cores 12 RT-Cores
CUs 32 CUs	CUs 12 CUs

Clocks

Base Clock 1.8GHz	Base Clock 2.04GHz
Boost Clock 2.1GHz	Boost Clock 2.32GHz

Cache

L2 Cache 2MB shared	L2 Cache 1MB shared
L3 Cache 32MB shared	L3 Cache 8MB shared
L3 Bandwidth 832GB/s	L3 Bandwidth 208GB/s

Memory

8GB GDDR6	4GB GDDR6
Memory Bus 128-bit	Memory Bus 64-bit
Memory Speed 16GT/s	Memory Speed 14GT/s
Memory Bandwidth 256GB/s	Memory Bandwidth 112GB/s

Power & Thermals

TDP 100W	TDP 53W
Max Temp -	Max Temp 110°C Max

Video Output

Multi-Monitor 4	Multi-Monitor 2
HDCP HDCP 2.3	HDCP HDCP 2.3

Ports

-	1x DisplayPort 1.4
-	1x HDMI 2.1

Encoder

Encoder Model VCN 3.0

-

Decoder

Decoder Model VCN 3.0

Decoder Model VCN 3.0

Card

Form Factor Soldered	Form Factor PCIe Card
PCIe -	PCIe 0.7-Slots
-	Height 68 mm (2.68") Width 155 mm (6.1") Depth 15 mm (0.59")
Cooling Passive -	Cooling Open-Air 1x Fan

Chip

Manufacturer AMD	Manufacturer XFX
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 2	Architecture RDNA 2
Family Radeon RX 6000	Family Radeon RX 6000
Branding	Branding
Codename Dimgrey Cavefish	Codename Beige Goby
Chip Variant Navi 23 XL	Chip Variant Navi 24 XL
Market Segment Desktop	Market Segment Desktop
Release Date Jan 4, 2022	Release Date Apr 20, 2022

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node N6
Die Size 237mm²	Die Size 107mm²
Transistor Count 11.1 Billion	Transistor Count 5.4 Billion
Transistor Density 46.67 MTr/mm²	Transistor Density 50.47 MTr/mm²

Images

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Competitors

AMDRadeon RX 6800S vs GPU NVIDIAGeForce RTX 5050 Laptop 80W AMDRadeon RX 6800S vs GPU NVIDIAGeForce RTX 5050 Laptop 50W AMDRadeon RX 6800S vs GPU NVIDIAGeForce RTX 5050 Laptop 60W Show 12 more

XFXRadeon RX 6400 Speedster SWFT 105 vs GPU AMDRadeon RX 7400 XFXRadeon RX 6400 Speedster SWFT 105 vs GPU AMDRadeon RX 9060 XFXRadeon RX 6400 Speedster SWFT 105 vs GPU AMDRadeon PRO W7400 Show 6 more