Home GPU Comparison AMD Radeon R9 270X vs NVIDIA GeForce RTX 5090

AMD Radeon R9 270X vs NVIDIA GeForce RTX 5090

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 32GB VRAM GeForce RTX 5090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages
Lower TDP (180W vs 500W)
NVIDIA GeForce RTX 5090 's Advantages
Released 11 years and 3 months late
Boost Clock has increased by 140% (2520MHz vs 1050MHz)
More VRAM (32GB vs 2GB)
Larger VRAM bandwidth (1.52TB/s vs 179.2GB/s)
20480 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R9 270X
2.688 TFLOPS
GeForce RTX 5090 +3981%
109.7 TFLOPS
VS

Graphics Card

Oct 2013
Release Date
Jan 2025
Volcanic Islands
Generation
GeForce 50
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 5.0 x16

Clock Speeds

1000 MHz
Base Clock
2235 MHz
1050 MHz
Boost Clock
2520 MHz
1400 MHz
Memory Clock
1875 MHz

Memory

2GB
Memory Size
32GB
GDDR5
Memory Type
GDDR7
256bit
Memory Bus
512bit
179.2GB/s
Bandwidth
1.52TB/s

Render Config

20
Compute Units
-
-
SM Count
170
1280
Shading Units
21760
80
TMUs
680
32
ROPs
192
-
Tensor Cores
680
-
RT Cores
170
16 KB (per CU)
L1 Cache
128 KB (per SM)
512 KB
L2 Cache
88 MB
-
-
-

Theoretical Performance

33.60 GPixel/s
Pixel Rate
483.8 GPixel/s
84.00 GTexel/s
Texture Rate
1714 GTexel/s
-
FP16 (half)
109.7 TFLOPS
2.688 TFLOPS
FP32 (float)
109.7 TFLOPS
168.0 GFLOPS
FP64 (double)
1.714 TFLOPS

Board Design

180W
TDP
500W
450 W
Suggested PSU
900 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x HDMI 2.1 3x DisplayPort 2.1a
2x 6-pin
Power Connectors
1x 16-pin

Graphics Processor

Curacao
GPU Name
GB202
Curacao XT (215-0848004)
GPU Variant
GB202-400-A1
GCN 1.0
Architecture
Blackwell 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
4 nm
2.8 billion
Transistors
Unknown
212 mm²
Die Size
Unknown

Graphics Features

12 (11_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
10.1
5.1
Shader Model
6.8

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