AMD Radeon Pro V620 vs ATI FirePro V7900
GPU Specs Compare
Graphics Card
Release Date
Nov 2021
May 2011
Generation
Radeon Pro
FirePro
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1825 MHz
-
Boost Clock
2200 MHz
-
Memory Clock
2000 MHz
1250 MHz
Memory
Memory Size
32GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
160.0GB/s
Render Config
Compute Units
72
20
Shading Units
4608
1280
TMUs
288
80
ROPs
128
32
RT Cores
72
-
L1 Cache
128 KB per Array
8 KB (per CU)
L2 Cache
4 MB
512 KB
L3 Cache
128 MB
-
Theoretical Performance
Pixel Rate
281.6 GPixel/s
23.20 GPixel/s
Texture Rate
633.6 GTexel/s
58.00 GTexel/s
FP16 (half)
40.55 TFLOPS
-
FP32 (float)
20.28 TFLOPS
1.856 TFLOPS
FP64 (double)
1267 GFLOPS
464.0 GFLOPS
Graphics Processor
GPU Name
Navi 21
Cayman
GPU Variant
Navi 21 XT(215-121000177)
Cayman PRO GL
Architecture
RDNA 2.0
TeraScale 3
Foundry
TSMC
TSMC
Process Size
7 nm
40 nm
Transistors
26.8 billion
2.64 billion
Die Size
520 mm²
389 mm²
Board Design
TDP
300W
150W
Suggested PSU
700 W
450 W
Outputs
No outputs
4x DisplayPort 1.2
Power Connectors
2x 8-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.1
1.2
Vulkan
1.3
N/A
Shader Model
6.5
5.0