AMD Radeon R9 M295X Mac Edition vs NVIDIA GeForce RTX 4080
GPU · Specs Compare
Graphics Card
Release Date
Nov 2014
Sep 2022
Generation
Crystal System
GeForce 40
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Memory Clock
1362 MHz
1400 MHz
Base Clock
—
2205 MHz
Boost Clock
—
2505 MHz
Memory
Memory Size
4GB
16GB
Memory Type
GDDR5
GDDR6X
Memory Bus
256bit
256bit
Bandwidth
174.3GB/s
716.8GB/s
Render Config
Compute Units
32
—
Shading Units
2048
9728
TMUs
128
304
ROPs
32
112
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
64 MB
SM Count
—
76
Tensor Cores
—
304
RT Cores
—
76
Theoretical Performance
Pixel Rate
27.20 GPixel/s
280.6 GPixel/s
Texture Rate
108.8 GTexel/s
761.5 GTexel/s
FP16 (half)
3.482 TFLOPS
48.74 TFLOPS
FP32 (float)
3.482 TFLOPS
48.74 TFLOPS
FP64 (double)
217.6 GFLOPS
761.5 GFLOPS
Graphics Processor
GPU Name
Amethyst
AD103
GPU Variant
Amethyst XT
AD103-300-A1
Architecture
GCN 3.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
5 billion
45.9 billion
Die Size
366 mm²
379 mm²
Board Design
TDP
250W
320W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Suggested PSU
—
700 W
Power Connectors
—
1x 16-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.7
CUDA
—
8.9
Benchmark
3DMark Time Spy
—
28,173
3DMark Time Spy Extreme
—
14,002
▲ Specs Compare
Data sourced from official specifications and benchmark tests.