ATI FirePro V7900 SDI vs AMD Radeon Pro V420
GPU Specs Compare
Graphics Card
Release Date
May 2011
Unknown
Generation
FirePro
Radeon Pro Vega
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
800 MHz
Base Clock
-
800 MHz
Boost Clock
-
1700 MHz
Memory
Memory Size
2GB
32GB
Memory Type
GDDR5
HBM2
Memory Bus
256bit
4096bit
Bandwidth
160.0GB/s
819.2GB/s
Render Config
Compute Units
20
64
Shading Units
1280
4096
TMUs
80
256
ROPs
32
64
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
4 MB
Theoretical Performance
Pixel Rate
23.20 GPixel/s
108.8 GPixel/s
Texture Rate
58.00 GTexel/s
435.2 GTexel/s
FP32 (float)
1.856 TFLOPS
13.93 TFLOPS
FP64 (double)
464.0 GFLOPS
6.963 TFLOPS
FP16 (half)
-
27.85 TFLOPS
Graphics Processor
GPU Name
Cayman
Vega 20
GPU Variant
Cayman PRO GL
Vega 20 GLXT WS(215-0914026)
Architecture
TeraScale 3
GCN 5.1
Foundry
TSMC
TSMC
Process Size
40 nm
7 nm
Transistors
2.64 billion
13.23 billion
Die Size
389 mm²
331 mm²
Board Design
TDP
150W
300W
Suggested PSU
450 W
700 W
Outputs
4x SDI
6x mini-DisplayPort 1.4a
Power Connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.3
Shader Model
5.0
6.7