Product Compare

AMD Radeon Pro W6400 vs AMD Radeon HD 6870 1600SP Edition

GPU GPU
Graphics Card
Release Date Jan 2022 Jan 2013
Generation Radeon Pro Northern Islands
Type Desktop Desktop
Bus Interface PCIe 4.0 x4 PCIe 2.0 x16
Clock Speeds
Base Clock 2331 MHz
Boost Clock 2331 MHz
Memory Clock 1750 MHz 1050 MHz
Memory
Memory Size 4GB 1024MB
Memory Type GDDR6 GDDR5
Memory Bus 64bit 256bit
Bandwidth 112.0GB/s 134.4GB/s
Render Config
Compute Units 12 20
Shading Units 768 1600
TMUs 48 80
ROPs 32 32
RT Cores 12
L1 Cache 128 KB per Array 8 KB (per CU)
L2 Cache 1024 KB 512 KB
L3 Cache 8 MB
Theoretical Performance
Pixel Rate 74.59 GPixel/s 27.20 GPixel/s
Texture Rate 111.9 GTexel/s 68.00 GTexel/s
FP16 (half) 7.161 TFLOPS
FP32 (float) 3.580 TFLOPS 2.720 TFLOPS
FP64 (double) 223.8 GFLOPS 544.0 GFLOPS
Graphics Processor
GPU Name Navi 24 Cypress
GPU Variant Navi 24 XL-W Cypress XT(215-0735033)
Architecture RDNA 2.0 TeraScale 2
Foundry TSMC TSMC
Process Size 6 nm 40 nm
Transistors 5.4 billion 2.154 billion
Die Size 107 mm² 334 mm²
Board Design
TDP 50W 175W
Suggested PSU 250 W 450 W
Outputs 2x DisplayPort 1.4a 2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors None 2x 6-pin
Graphics Features
DirectX 12 Ultimate (12_2) 11.2 (11_0)
OpenGL 4.6 4.4
OpenCL 2.2 1.2
Vulkan 1.3 N/A
Shader Model 6.6 5.0