GeForce RTX 4080 vs Radeon R9 270 1024SP
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4080 's Advantages
Released 7 years and 6 months late
Boost Clock has increased by 171% (2505MHz vs 925MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (716.8GB/s vs 153.6GB/s)
8704 additional rendering cores
Radeon R9 270 1024SP 's Advantages
Lower TDP (150W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080
+2473%
48740
Radeon R9 270 1024SP
1894
Graphics Card
Sep 2022
Release Date
Mar 2015
GeForce 40
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2205 MHz
Base Clock
900 MHz
2505 MHz
Boost Clock
925 MHz
1400 MHz
Memory Clock
1200 MHz
Memory
16GB
Memory Size
2GB
GDDR6X
Memory Type
GDDR5
256bit
Memory Bus
256bit
716.8GB/s
Bandwidth
153.6GB/s
Render Config
-
Compute Units
16
76
SM Count
-
9728
Shading Units
1024
304
TMUs
64
112
ROPs
32
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
64 MB
L2 Cache
512 KB
Theoretical Performance
280.6 GPixel/s
Pixel Rate
29.60 GPixel/s
761.5 GTexel/s
Texture Rate
59.20 GTexel/s
48.74 TFLOPS
FP16 (half)
-
48.74 TFLOPS
FP32 (float)
1.894 TFLOPS
761.5 GFLOPS
FP64 (double)
118.4 GFLOPS
Board Design
320W
TDP
150W
700 W
Suggested PSU
450 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 16-pin
Power Connectors
1x 6-pin
Graphics Processor
AD103
GPU Name
Pitcairn
AD103-300-A1
GPU Variant
Pitcairn PRO
(215-0828062)
Ada Lovelace
Architecture
GCN 1.0
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
45.9 billion
Transistors
2.8 billion
379 mm²
Die Size
212 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
8.9
CUDA
-
6.7
Shader Model
5.1