AMD Radeon RX 7800M vs AMD Radeon Pro V420
GPU Specs Compare
Graphics Card
Release Date
Sep 2024
Unknown
Generation
Navi Mobile
Radeon Pro Vega
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1295 MHz
800 MHz
Boost Clock
2335 MHz
1700 MHz
Memory Clock
2250 MHz
800 MHz
Memory
Memory Size
12GB
32GB
Memory Type
GDDR6
HBM2
Memory Bus
192bit
4096bit
Bandwidth
432.0GB/s
819.2GB/s
Render Config
Compute Units
60
64
Shading Units
3840
4096
TMUs
240
256
ROPs
96
64
RT Cores
60
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
4 MB
L3 Cache
48 MB
-
Theoretical Performance
Pixel Rate
224.2 GPixel/s
108.8 GPixel/s
Texture Rate
560.4 GTexel/s
435.2 GTexel/s
FP16 (half)
71.73 TFLOPS
27.85 TFLOPS
FP32 (float)
35.87 TFLOPS
13.93 TFLOPS
FP64 (double)
1121 GFLOPS
6.963 TFLOPS
Graphics Processor
GPU Name
Navi 32
Vega 20
GPU Variant
Navi 32 XT(215-180000006)
Vega 20 GLXT WS(215-0914026)
Architecture
RDNA 3.0
GCN 5.1
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
28.1 billion
13.23 billion
Die Size
346 mm²
331 mm²
Board Design
TDP
180W
300W
Outputs
Portable Device Dependent
6x mini-DisplayPort 1.4a
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
700 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.3
Shader Model
6.8
6.7