GeForce RTX 5090 vs Radeon X1550 PCI
We compared two Desktop platform GPUs: 32GB VRAM GeForce RTX 5090 and 256MB VRAM Radeon X1550 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 5090 Advantages
Released 18 years late
Boost Clock2407MHz
More VRAM (32GB vs 256GB)
Larger VRAM bandwidth (1.79TB/s vs 4.256GB/s)
21760 additional rendering cores
Radeon X1550 PCI Advantages
Lower TDP (27W vs 575W)
Score
Graphics Card
Jan 2025
Release Date
Jan 2007
GeForce 50
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
2017 MHz
Base Clock
-
2407 MHz
Boost Clock
-
1750 MHz
Memory Clock
266 MHz
Memory
32GB
Memory Size
256MB
GDDR7
Memory Type
DDR2
512bit
Memory Bus
64bit
1.79TB/s
Bandwidth
4.256GB/s
Render Config
170
SM Count
-
21760
Shading Units
-
680
TMUs
4
176
ROPs
4
680
Tensor Cores
-
170
RT Cores
-
128 KB (per SM)
L1 Cache
-
96 MB
L2 Cache
-
Theoretical Performance
423.6 GPixel/s
Pixel Rate
1.808 GPixel/s
1637 GTexel/s
Texture Rate
1.808 GTexel/s
104.8 TFLOPS
FP16 (half)
-
104.8 TFLOPS
FP32 (float)
-
1.637 TFLOPS
FP64 (double)
-
Board Design
575W
TDP
27W
950 W
Suggested PSU
200 W
1x HDMI 2.1b
3x DisplayPort 2.1b
3x DisplayPort 2.1b
Outputs
1x DVI
1x VGA
1x S-Video
1x VGA
1x S-Video
1x 16-pin
Power Connectors
None
Graphics Processor
GB202
GPU Name
RV516
GB202-300-A1
GPU Variant
-
Blackwell 2.0
Architecture
R500
TSMC
Foundry
UMC
5 nm
Process Size
80 nm
92.2 billion
Transistors
0.107 billion
750 mm²
Die Size
100 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
3.0
OpenCL
N/A
1.4
Vulkan
N/A
12.0
CUDA
-
6.8
Shader Model
3.0