NVIDIA GeForce RTX 4080 16 GB vs AMD Radeon RX 6850M XT
GPU · Specs Compare
Graphics Card
Release Date
Sep 2022
Jan 2022
Generation
GeForce 40
Navi Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
2205 MHz
2321 MHz
Boost Clock
2505 MHz
2581 MHz
Memory Clock
1400 MHz
2250 MHz
Memory
Memory Size
16GB
12GB
Memory Type
GDDR6X
GDDR6
Memory Bus
256bit
192bit
Bandwidth
716.8GB/s
432.0GB/s
Render Config
SM Count
76
—
Shading Units
9728
2560
TMUs
304
160
ROPs
112
64
Tensor Cores
304
—
RT Cores
76
40
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
64 MB
3 MB
Compute Units
—
40
L3 Cache
—
96 MB
Theoretical Performance
Pixel Rate
280.6 GPixel/s
165.2 GPixel/s
Texture Rate
761.5 GTexel/s
413.0 GTexel/s
FP16 (half)
48.74 TFLOPS
26.43 TFLOPS
FP32 (float)
48.74 TFLOPS
13.21 TFLOPS
FP64 (double)
761.5 GFLOPS
825.9 GFLOPS
Graphics Processor
GPU Name
AD103
Navi 22
GPU Variant
AD103-300-A1
Navi 22 XTM
Architecture
Ada Lovelace
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
4 nm
7 nm
Transistors
45.9 billion
17.2 billion
Die Size
379 mm²
335 mm²
Board Design
TDP
320W
165W
Suggested PSU
700 W
—
Outputs
1x HDMI 2.13x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.9
—
Shader Model
6.6
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.