Radeon Pro Vega 20 vs Radeon RX 7700S
We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 and 8GB VRAM Radeon RX 7700S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 7700S Advantages
Released 4 years and 2 months late
Boost Clock has increased by 95% (2500MHz vs 1283MHz)
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (288.0GB/s vs 189.4GB/s)
768 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Pro Vega 20
3284
Radeon RX 7700S
+523%
20480
3DMark Time Spy
Radeon Pro Vega 20
2596
Radeon RX 7700S
+298%
10341
3DMark Time Spy Extreme
Radeon Pro Vega 20
1211
Radeon RX 7700S
+298%
4827
Graphics Card
Nov 2018
Release Date
Jan 2023
Radeon Pro Mac
Generation
Navi Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
815 MHz
Base Clock
1500 MHz
1283 MHz
Boost Clock
2500 MHz
740 MHz
Memory Clock
2250 MHz
Memory
4GB
Memory Size
8GB
HBM2
Memory Type
GDDR6
1024bit
Memory Bus
128bit
189.4GB/s
Bandwidth
288.0GB/s
Render Config
20
Compute Units
32
1280
Shading Units
2048
80
TMUs
128
32
ROPs
64
-
RT Cores
32
16 KB (per CU)
L1 Cache
128 KB per Array
1024 KB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
41.06 GPixel/s
Pixel Rate
160.0 GPixel/s
102.6 GTexel/s
Texture Rate
320.0 GTexel/s
6.569 TFLOPS
FP16 (half)
40.96 TFLOPS
3.284 TFLOPS
FP32 (float)
20.48 TFLOPS
205.3 GFLOPS
FP64 (double)
640.0 GFLOPS
Board Design
100W
TDP
100W
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
Vega 12
GPU Name
Navi 33
Vega 12 XTA
GPU Variant
Navi 33 XT
GCN 5.0
Architecture
RDNA 3.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
6 nm
Unknown
Transistors
13.3 billion
Unknown
Die Size
204 mm²
Graphics Features
12 (12_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.2
1.2
Vulkan
1.3
6.3
Shader Model
6.7
