Home GPU Comparison AMD Radeon R7 250X vs AMD Radeon 550

AMD Radeon R7 250X vs AMD Radeon 550

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250X and 2GB VRAM Radeon 550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250X 's Advantages
Larger VRAM bandwidth (72.00GB/s vs 56.00GB/s)
128 additional rendering cores
AMD Radeon 550 's Advantages
Released 3 years and 2 months late
Boost Clock1183MHz
More VRAM (2GB vs 1024GB)
Lower TDP (50W vs 80W)

Score

Benchmark

FP32 (float)
Radeon R7 250X
1.216 TFLOPS
Radeon 550
1.211 TFLOPS
VS

Graphics Card

Feb 2014
Release Date
Apr 2017
Volcanic Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
1100 MHz
-
Boost Clock
1183 MHz
1125 MHz
Memory Clock
1750 MHz

Memory

1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
72.00GB/s
Bandwidth
56.00GB/s

Render Config

10
Compute Units
8
-
-
-
640
Shading Units
512
40
TMUs
32
16
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

15.20 GPixel/s
Pixel Rate
18.93 GPixel/s
38.00 GTexel/s
Texture Rate
37.86 GTexel/s
-
FP16 (half)
1211 GFLOPS
1216 GFLOPS
FP32 (float)
1211 GFLOPS
76.00 GFLOPS
FP64 (double)
75.71 GFLOPS

Board Design

80W
TDP
50W
250 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
1x 6-pin
Power Connectors
None

Graphics Processor

Cape Verde
GPU Name
Lexa
Cape Verde XT
GPU Variant
Lexa PRO (215-0904018)
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
1.5 billion
Transistors
2.2 billion
123 mm²
Die Size
103 mm²

Graphics Features

12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.1
1.2
Vulkan
1.3
-
-
-
5.1
Shader Model
6.7

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