AMD Radeon HD 7950 Mac Edition vs AMD Radeon PRO W7800 48 GB
GPU · Specs Compare
Graphics Card
Release Date
Mar 2013
Apr 2023
Generation
Southern Islands
Radeon Pro Navi(Navi III Series)
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
2250 MHz
Base Clock
—
1895 MHz
Boost Clock
—
2525 MHz
Memory
Memory Size
3GB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
384bit
Bandwidth
240.0GB/s
864.0GB/s
Render Config
Compute Units
28
70
Shading Units
1792
4480
TMUs
112
280
ROPs
32
128
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
768 KB
6 MB
RT Cores
—
70
L3 Cache
—
96 MB
Theoretical Performance
Pixel Rate
25.60 GPixel/s
323.2 GPixel/s
Texture Rate
89.60 GTexel/s
707.0 GTexel/s
FP32 (float)
2.867 TFLOPS
45.25 TFLOPS
FP64 (double)
716.8 GFLOPS
1414 GFLOPS
FP16 (half)
—
90.50 TFLOPS
Graphics Processor
GPU Name
Tahiti
Navi 31
GPU Variant
Tahiti PRO(215-0821056)
Navi 31
Architecture
GCN 1.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
57.7 billion
Die Size
352 mm²
529 mm²
Board Design
TDP
200W
281W
Suggested PSU
550 W
600 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
3x DisplayPort 2.11x mini-DisplayPort 2.1
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.2
Vulkan
1.2
1.3
Shader Model
5.1
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.