NVIDIA GeForce RTX 4080 vs AMD Radeon R9 M385
GPU · Specs Compare
Graphics Card
Release Date
Sep 2022
May 2015
Generation
GeForce 40
Gem System
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2205 MHz
900 MHz
Boost Clock
2505 MHz
1000 MHz
Memory Clock
1400 MHz
1200 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6X
GDDR5
Memory Bus
256bit
128bit
Bandwidth
716.8GB/s
76.80GB/s
Render Config
SM Count
76
—
Shading Units
9728
896
TMUs
304
56
ROPs
112
16
Tensor Cores
304
—
RT Cores
76
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
64 MB
256 KB
Compute Units
—
14
Theoretical Performance
Pixel Rate
280.6 GPixel/s
16.00 GPixel/s
Texture Rate
761.5 GTexel/s
56.00 GTexel/s
FP16 (half)
48.74 TFLOPS
—
FP32 (float)
48.74 TFLOPS
1.792 TFLOPS
FP64 (double)
761.5 GFLOPS
112.0 GFLOPS
Graphics Processor
GPU Name
AD103
Strato
GPU Variant
AD103-300-A1
Strato XT
Architecture
Ada Lovelace
GCN 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.9 billion
2.08 billion
Die Size
379 mm²
160 mm²
Board Design
TDP
320W
Unknown
Suggested PSU
700 W
—
Outputs
1x HDMI 2.13x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 16-pin
—
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2.170
CUDA
8.9
—
Shader Model
6.7
6.5
Benchmark
3DMark Time Spy
28,173
—
3DMark Time Spy Extreme
14,002
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.