AMD Radeon HD 7850 vs AMD Radeon PRO W7900
GPU · Specs Compare
Graphics Card
Release Date
Mar 2012
May 2023
Generation
Southern Islands
Radeon Pro Navi
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1200 MHz
2250 MHz
Base Clock
—
1760 MHz
Boost Clock
—
2495 MHz
Memory
Memory Size
2GB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
384bit
Bandwidth
153.6GB/s
864.0GB/s
Render Config
Compute Units
16
96
Shading Units
1024
6144
TMUs
64
384
ROPs
32
192
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
512 KB
6 MB
RT Cores
—
96
L3 Cache
—
96 MB
Theoretical Performance
Pixel Rate
27.52 GPixel/s
479.0 GPixel/s
Texture Rate
55.04 GTexel/s
958.1 GTexel/s
FP32 (float)
1.761 TFLOPS
61.32 TFLOPS
FP64 (double)
110.1 GFLOPS
1.916 TFLOPS
FP16 (half)
—
122.6 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Navi 31
GPU Variant
Pitcairn PRO(215-0828062)
Navi 31 XTW
Architecture
GCN 1.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.8 billion
57.7 billion
Die Size
212 mm²
529 mm²
Board Design
TDP
130W
295W
Suggested PSU
300 W
600 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
3x DisplayPort 2.11x mini-DisplayPort 2.1
Power Connectors
1x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2
1.4
Shader Model
5.1
6.9
Benchmark
3DMark Time Spy
1,334
—
3DMark Time Spy Extreme
325
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.