AMD Radeon RX 7800M vs AMD Radeon RX 7900M
GPU · Specs Compare
Graphics Card
Release Date
Sep 2024
Oct 2023
Generation
Navi Mobile
Navi Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1295 MHz
1825 MHz
Boost Clock
2335 MHz
2090 MHz
Memory Clock
2250 MHz
2250 MHz
Memory
Memory Size
12GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
192bit
256bit
Bandwidth
432.0GB/s
576.0GB/s
Render Config
Compute Units
60
72
Shading Units
3840
4608
TMUs
240
288
ROPs
96
192
RT Cores
60
72
L1 Cache
128 KB per Array
256 KB per Array
L2 Cache
4 MB
6 MB
L3 Cache
48 MB
64 MB
Theoretical Performance
Pixel Rate
224.2 GPixel/s
401.3 GPixel/s
Texture Rate
560.4 GTexel/s
601.9 GTexel/s
FP16 (half)
71.73 TFLOPS
77.05 TFLOPS
FP32 (float)
35.87 TFLOPS
38.52 TFLOPS
FP64 (double)
1121 GFLOPS
1204 GFLOPS
Graphics Processor
GPU Name
Navi 32
Navi 31
GPU Variant
Navi 32 XT(215-180000006)
Navi 31
Architecture
RDNA 3.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
28.1 billion
57.7 billion
Die Size
346 mm²
529 mm²
Board Design
TDP
180W
180W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
2.2
Vulkan
1.3
1.3
Shader Model
6.8
6.8
Benchmark
3DMark Time Spy
—
18,218
3DMark Time Spy Extreme
—
8,440
3DMark Speed Way
—
3,943
Blender
—
2,583
▲ Specs Compare
Data sourced from official specifications and benchmark tests.