AMD Radeon RX 7800M vs NVIDIA GeForce RTX 5080
GPU · Specs Compare
Graphics Card
Release Date
Sep 2024
Jan 2025
Generation
Navi Mobile
GeForce 50
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1295 MHz
2295 MHz
Boost Clock
2335 MHz
2617 MHz
Memory Clock
2250 MHz
1875 MHz
Memory
Memory Size
12GB
16GB
Memory Type
GDDR6
GDDR7
Memory Bus
192bit
256bit
Bandwidth
432.0GB/s
960.0GB/s
Render Config
Compute Units
60
—
Shading Units
3840
10752
TMUs
240
336
ROPs
96
112
RT Cores
60
84
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
64 MB
L3 Cache
48 MB
—
SM Count
—
84
Tensor Cores
—
336
Theoretical Performance
Pixel Rate
224.2 GPixel/s
293.1 GPixel/s
Texture Rate
560.4 GTexel/s
879.3 GTexel/s
FP16 (half)
71.73 TFLOPS
56.28 TFLOPS
FP32 (float)
35.87 TFLOPS
56.28 TFLOPS
FP64 (double)
1121 GFLOPS
879.3 GFLOPS
Graphics Processor
GPU Name
Navi 32
GB203
GPU Variant
Navi 32 XT(215-180000006)
GB203-400-A1
Architecture
RDNA 3.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
28.1 billion
45.6 billion
Die Size
346 mm²
378 mm²
Board Design
TDP
180W
360W
Outputs
Portable Device Dependent
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
None
1x 16-pin
Suggested PSU
—
750 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.4
Shader Model
6.8
6.8
CUDA
—
12.0
Benchmark
3DMark Time Spy
—
33,116
3DMark Time Spy Extreme
—
16,627
3DMark Speed Way
—
9,296
▲ Specs Compare
Data sourced from official specifications and benchmark tests.