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GPU Comparison
AMD Radeon HD 8490 OEM vs AMD Radeon R7 250
AMD Radeon HD 8490 OEM vs AMD Radeon R7 250
VS
AMD Radeon HD 8490 OEM
AMD Radeon R7 250
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM and 1024MB VRAM Radeon R7 250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 8490 OEM 's Advantages
Lower TDP (35W vs 55W)
AMD Radeon R7 250 's Advantages
Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)
352 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 8490 OEM
0.28 TFLOPS
Radeon R7 250
+156%
0.717 TFLOPS
Radeon HD 8490 OEM
VS
Radeon R7 250
Graphics Card
Jul 2013
Release Date
Oct 2013
Sea Islands
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
DDR3
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
28.80GB/s
Render Config
2
Compute Units
8
-
-
-
160
Shading Units
512
8
TMUs
32
4
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
3.500 GPixel/s
Pixel Rate
11.20 GPixel/s
7.000 GTexel/s
Texture Rate
22.40 GTexel/s
-
-
-
280.0 GFLOPS
FP32 (float)
716.8 GFLOPS
-
FP64 (double)
44.80 GFLOPS
Board Design
35W
TDP
55W
200 W
Suggested PSU
250 W
1x DVI 1x DisplayPort 1.1
Outputs
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
None
Graphics Processor
Caicos
GPU Name
Cape Verde
Caicos XTX
GPU Variant
Cape Verde PRO
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.37 billion
Transistors
1.5 billion
67 mm²
Die Size
123 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
1.2
N/A
Vulkan
1.2
-
-
-
5.0
Shader Model
5.1
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8
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9
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