GeForce RTX 5070 vs Radeon RX 550X
We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 5070 and 4GB VRAM Radeon RX 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 5070 's Advantages
Released 6 years and 3 months late
Boost Clock has increased by 112% (2512MHz vs 1183MHz)
More VRAM (12GB vs 4GB)
Larger VRAM bandwidth (672.0GB/s vs 96.00GB/s)
5632 additional rendering cores
Radeon RX 550X 's Advantages
Lower TDP (50W vs 250W)
Score
Benchmark
FP32 (float)
GeForce RTX 5070
+2449%
30870
Radeon RX 550X
1211
Graphics Card
Mar 2025
Release Date
Dec 2018
GeForce 50
Generation
Polaris
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
2325 MHz
Base Clock
1100 MHz
2512 MHz
Boost Clock
1183 MHz
1750 MHz
Memory Clock
1500 MHz
Memory
12GB
Memory Size
4GB
GDDR7
Memory Type
GDDR5
192bit
Memory Bus
128bit
672.0GB/s
Bandwidth
96.00GB/s
Render Config
-
Compute Units
8
48
SM Count
-
6144
Shading Units
512
192
TMUs
32
80
ROPs
16
192
Tensor Cores
-
48
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
48 MB
L2 Cache
512 KB
Theoretical Performance
201.0 GPixel/s
Pixel Rate
18.93 GPixel/s
482.3 GTexel/s
Texture Rate
37.86 GTexel/s
30.87 TFLOPS
FP16 (half)
1211 GFLOPS
30.87 TFLOPS
FP32 (float)
1211 GFLOPS
482.3 GFLOPS
FP64 (double)
75.71 GFLOPS
Board Design
250W
TDP
50W
600 W
Suggested PSU
250 W
1x HDMI 2.1b
3x DisplayPort 2.1b
Outputs
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
1x 16-pin
Power Connectors
None
Graphics Processor
GB205
GPU Name
Lexa
GB205-300-A1
GPU Variant
Lexa PRO
(215-0904018)
Blackwell 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
5 nm
Process Size
14 nm
31.1 billion
Transistors
2.2 billion
263 mm²
Die Size
103 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.4
Vulkan
1.2
10.1
CUDA
-
6.8
Shader Model
6.4