Home GPU Comparison AMD Radeon R7 450 OEM vs AMD Radeon R7 250E

AMD Radeon R7 450 OEM vs AMD Radeon R7 250E

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 450 OEM and 1024MB VRAM Radeon R7 250E to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 450 OEM 's Advantages
Released 2 years and 6 months late
More VRAM (2GB vs 1024GB)
AMD Radeon R7 250E 's Advantages
Lower TDP (55W vs 65W)

Score

Benchmark

FP32 (float)
Radeon R7 450 OEM +15%
0.947 TFLOPS
Radeon R7 250E
0.819 TFLOPS
VS

Graphics Card

Jun 2016
Release Date
Dec 2013
Arctic Islands
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
-
-
-
-
-
1125 MHz
Memory Clock
1125 MHz

Memory

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

Render Config

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

Theoretical Performance

14.80 GPixel/s
Pixel Rate
12.80 GPixel/s
29.60 GTexel/s
Texture Rate
25.60 GTexel/s
-
-
-
947.2 GFLOPS
FP32 (float)
819.2 GFLOPS
59.20 GFLOPS
FP64 (double)
51.20 GFLOPS

Board Design

65W
TDP
55W
250 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
None

Graphics Processor

Cape Verde
GPU Name
Cape Verde
Cape Verde PRO2
GPU Variant
Cape Verde PRO
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
1.5 billion
123 mm²
Die Size
123 mm²

Graphics Features

12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
1.2
1.2.170
Vulkan
1.2
-
-
-
6.5 (5.1)
Shader Model
5.1

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