Home GPU Comparison AMD Radeon R7 250X vs AMD Radeon RX 580 OEM

AMD Radeon R7 250X vs AMD Radeon RX 580 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250X and 8GB VRAM Radeon RX 580 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250X 's Advantages
Lower TDP (80W vs 150W)
AMD Radeon RX 580 OEM 's Advantages
Released 2 years and 4 months late
Boost Clock1266MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (256.0GB/s vs 72.00GB/s)
1664 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R7 250X
1.216 TFLOPS
Radeon RX 580 OEM +379%
5.834 TFLOPS
VS

Graphics Card

Feb 2014
Release Date
Jun 2016
Volcanic Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
1120 MHz
-
Boost Clock
1266 MHz
1125 MHz
Memory Clock
2000 MHz

Memory

1024MB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
72.00GB/s
Bandwidth
256.0GB/s

Render Config

10
Compute Units
36
-
-
-
640
Shading Units
2304
40
TMUs
144
16
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
2 MB
-
-
-

Theoretical Performance

15.20 GPixel/s
Pixel Rate
40.51 GPixel/s
38.00 GTexel/s
Texture Rate
182.3 GTexel/s
-
FP16 (half)
5.834 TFLOPS
1216 GFLOPS
FP32 (float)
5.834 TFLOPS
76.00 GFLOPS
FP64 (double)
364.6 GFLOPS

Board Design

80W
TDP
150W
250 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x HDMI 2.0b 3x DisplayPort 1.4a
1x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

Cape Verde
GPU Name
Ellesmere
Cape Verde XT
GPU Variant
Polaris 10 XT (215-0876184)
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
1.5 billion
Transistors
5.7 billion
123 mm²
Die Size
232 mm²

Graphics Features

12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.1
1.2
Vulkan
1.2
-
-
-
5.1
Shader Model
6.4

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