Radeon R9 295X2 vs GeForce RTX 4080 16 GB
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 16GB VRAM GeForce RTX 4080 16 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4080 16 GB 's Advantages
Released 8 years and 5 months late
Boost Clock2505MHz
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (716.8GB/s vs 320.0GB/s)
6912 additional rendering cores
Lower TDP (320W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
5733
GeForce RTX 4080 16 GB
+750%
48740
Graphics Card
Apr 2014
Release Date
Sep 2022
Volcanic Islands
Generation
GeForce 40
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
2205 MHz
-
Boost Clock
2505 MHz
1250 MHz
Memory Clock
1400 MHz
Memory
4GB
Memory Size
16GB
GDDR5
Memory Type
GDDR6X
512bit
Memory Bus
256bit
320.0GB/s
Bandwidth
716.8GB/s
Render Config
44
Compute Units
-
-
SM Count
76
2816
Shading Units
9728
176
TMUs
304
64
ROPs
112
-
Tensor Cores
304
-
RT Cores
76
16 KB (per CU)
L1 Cache
128 KB (per SM)
1024 KB
L2 Cache
64 MB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
280.6 GPixel/s
179.2 GTexel/s
Texture Rate
761.5 GTexel/s
-
FP16 (half)
48.74 TFLOPS
5.733 TFLOPS
FP32 (float)
48.74 TFLOPS
716.7 GFLOPS
FP64 (double)
761.5 GFLOPS
Board Design
500W
TDP
320W
900 W
Suggested PSU
700 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 16-pin
Graphics Processor
Vesuvius
GPU Name
AD103
Vesuvius XT
(215-0852022)
GPU Variant
AD103-300-A1
GCN 2.0
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
28 nm
Process Size
4 nm
6.2 billion
Transistors
45.9 billion
438 mm²
Die Size
379 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
8.9
6.3
Shader Model
6.6