AMD Radeon Pro Vega 20 vs AMD Radeon RX 9070 XT
GPU Specs Compare
Graphics Card
Release Date
Nov 2018
Mar 2025
Generation
Radeon Pro Mac
Navi IV
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
815 MHz
1660 MHz
Boost Clock
1283 MHz
2970 MHz
Memory Clock
740 MHz
2518 MHz
Memory
Memory Size
4GB
16GB
Memory Type
HBM2
GDDR6
Memory Bus
1024bit
256bit
Bandwidth
189.4GB/s
644.6GB/s
Render Config
Compute Units
20
64
Shading Units
1280
4096
TMUs
80
256
ROPs
32
128
L1 Cache
16 KB (per CU)
128
L2 Cache
1024 KB
8 MB
Tensor Cores
-
128
RT Cores
-
64
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
41.06 GPixel/s
380.2 GPixel/s
Texture Rate
102.6 GTexel/s
760.3 GTexel/s
FP16 (half)
6.569 TFLOPS
97.32 TFLOPS
FP32 (float)
3.284 TFLOPS
48.66 TFLOPS
FP64 (double)
205.3 GFLOPS
1.521 TFLOPS
Graphics Processor
GPU Name
Vega 12
Navi 48
GPU Variant
Vega 12 XTA
Navi 48 XTX
Architecture
GCN 5.0
RDNA 4.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
4 nm
Transistors
Unknown
53.9 billion
Die Size
Unknown
357 mm²
Board Design
TDP
100W
304W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1a
Suggested PSU
-
700 W
Power Connectors
-
2x 8-pin
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.4
Shader Model
6.3
6.8
📊 Benchmark
3DMark Time Spy
2,596
30,445
3DMark Time Spy Extreme
1,211
14,633
3DMark Speed Way
-
6,403