AMD Radeon RX 7900 XT vs AMD Radeon RX Vega M GH
GPU · Specs Compare
Graphics Card
Release Date
Nov 2022
Feb 2018
Generation
Navi III
Vega
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
IGP
Clock Speeds
Base Clock
1387 MHz
1063 MHz
Boost Clock
2394 MHz
1190 MHz
Memory Clock
2500 MHz
800 MHz
Memory
Memory Size
20GB
4GB
Memory Type
GDDR6
HBM2
Memory Bus
320bit
1024bit
Bandwidth
800.0GB/s
204.8GB/s
Render Config
Compute Units
84
24
Shading Units
5376
1536
TMUs
336
96
ROPs
192
64
RT Cores
84
—
L1 Cache
256 KB per Array
16 KB (per CU)
L2 Cache
6 MB
1024 KB
L3 Cache
80 MB
—
Theoretical Performance
Pixel Rate
459.6 GPixel/s
76.16 GPixel/s
Texture Rate
804.4 GTexel/s
114.2 GTexel/s
FP16 (half)
103.0 TFLOPS
3.656 TFLOPS
FP32 (float)
51.48 TFLOPS
3.656 TFLOPS
FP64 (double)
1.609 TFLOPS
228.5 GFLOPS
Graphics Processor
GPU Name
Navi 31
Polaris 22
GPU Variant
Navi 31 XT(215-145000156)
VegaM XT(C7398773)
Architecture
RDNA 3.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
5 nm
14 nm
Transistors
57.7 billion
5 billion
Die Size
529 mm²
208 mm²
Board Design
TDP
300W
100W
Suggested PSU
700 W
—
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
No outputs
Power Connectors
2x 8-pin
—
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.2
Shader Model
6.8
6.4
Benchmark
3DMark Time Spy
26,829
—
3DMark Time Spy Extreme
13,130
—
3DMark Speed Way
5,364
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.