AMD Radeon Pro Vega 20 vs AMD Radeon RX 7900M
GPU Specs Compare
Graphics Card
Release Date
Nov 2018
Oct 2023
Generation
Radeon Pro Mac
Navi Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
815 MHz
1825 MHz
Boost Clock
1283 MHz
2090 MHz
Memory Clock
740 MHz
2250 MHz
Memory
Memory Size
4GB
16GB
Memory Type
HBM2
GDDR6
Memory Bus
1024bit
256bit
Bandwidth
189.4GB/s
576.0GB/s
Render Config
Compute Units
20
72
Shading Units
1280
4608
TMUs
80
288
ROPs
32
192
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
1024 KB
6 MB
RT Cores
-
72
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
41.06 GPixel/s
401.3 GPixel/s
Texture Rate
102.6 GTexel/s
601.9 GTexel/s
FP16 (half)
6.569 TFLOPS
77.05 TFLOPS
FP32 (float)
3.284 TFLOPS
38.52 TFLOPS
FP64 (double)
205.3 GFLOPS
1204 GFLOPS
Graphics Processor
GPU Name
Vega 12
Navi 31
GPU Variant
Vega 12 XTA
Navi 31
Architecture
GCN 5.0
RDNA 3.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
Unknown
57.7 billion
Die Size
Unknown
529 mm²
Board Design
TDP
100W
180W
Outputs
No outputs
Portable Device Dependent
Power Connectors
-
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.3
Shader Model
6.3
6.8
📊 Benchmark
3DMark Time Spy
2,596
18,218
3DMark Time Spy Extreme
1,211
8,440
3DMark Speed Way
-
3,943
Blender
-
2,583