AMD Radeon Pro W6400 vs AMD Radeon HD 7850
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2012
Generation
Radeon Pro
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 3.0 x16
Clock Speeds
Base Clock
2331 MHz
—
Boost Clock
2331 MHz
—
Memory Clock
1750 MHz
1200 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
64bit
256bit
Bandwidth
112.0GB/s
153.6GB/s
Render Config
Compute Units
12
16
Shading Units
768
1024
TMUs
48
64
ROPs
32
32
RT Cores
12
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
1024 KB
512 KB
L3 Cache
8 MB
—
Theoretical Performance
Pixel Rate
74.59 GPixel/s
27.52 GPixel/s
Texture Rate
111.9 GTexel/s
55.04 GTexel/s
FP16 (half)
7.161 TFLOPS
—
FP32 (float)
3.580 TFLOPS
1.761 TFLOPS
FP64 (double)
223.8 GFLOPS
110.1 GFLOPS
Graphics Processor
GPU Name
Navi 24
Pitcairn
GPU Variant
Navi 24 XL-W
Pitcairn PRO(215-0828062)
Architecture
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
5.4 billion
2.8 billion
Die Size
107 mm²
212 mm²
Board Design
TDP
50W
130W
Suggested PSU
250 W
300 W
Outputs
2x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.2
1.2
Vulkan
1.3
1.2
Shader Model
6.6
5.1
Benchmark
Blender
221
—
3DMark Time Spy
—
1,334
3DMark Time Spy Extreme
—
325
▲ Specs Compare
Data sourced from official specifications and benchmark tests.