Radeon RX 580 OEM vs Radeon X1550
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 OEM and 256MB VRAM Radeon X1550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 580 OEM Advantages
Released 9 years and 5 months late
Boost Clock1266MHz
More VRAM (8GB vs 256GB)
Larger VRAM bandwidth (256.0GB/s vs 12.80GB/s)
2304 additional rendering cores
Radeon X1550 Advantages
Lower TDP (27W vs 150W)
Score
Graphics Card
Jun 2016
Release Date
Jan 2007
Polaris
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1120 MHz
Base Clock
-
1266 MHz
Boost Clock
-
2000 MHz
Memory Clock
400 MHz
Memory
8GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
256bit
Memory Bus
128bit
256.0GB/s
Bandwidth
12.80GB/s
Render Config
36
Compute Units
-
2304
Shading Units
-
144
TMUs
4
32
ROPs
4
16 KB (per CU)
L1 Cache
-
2 MB
L2 Cache
-
Theoretical Performance
40.51 GPixel/s
Pixel Rate
2.200 GPixel/s
182.3 GTexel/s
Texture Rate
2.200 GTexel/s
5.834 TFLOPS
FP16 (half)
-
5.834 TFLOPS
FP32 (float)
-
364.6 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
27W
450 W
Suggested PSU
200 W
1x HDMI 2.0b
3x DisplayPort 1.4a
3x DisplayPort 1.4a
Outputs
1x DVI
1x VGA
1x S-Video
1x VGA
1x S-Video
1x 6-pin
Power Connectors
None
Graphics Processor
Ellesmere
GPU Name
RV516
Polaris 10 XT
(215-0876184)
(215-0876184)
GPU Variant
-
GCN 4.0
Architecture
R500
GlobalFoundries
Foundry
UMC
14 nm
Process Size
80 nm
5.7 billion
Transistors
0.107 billion
232 mm²
Die Size
100 mm²
Graphics Features
12 (12_0)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
2.1
OpenCL
N/A
1.2
Vulkan
N/A
6.4
Shader Model
3.0
