Radeon R9 280 vs Radeon R7 250
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 1024MB VRAM Radeon R7 250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 280 's Advantages
Boost Clock933MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (240.0GB/s vs 28.80GB/s)
1280 additional rendering cores
Radeon R7 250 's Advantages
Lower TDP (55W vs 200W)
Score
Benchmark
FP32 (float)
Radeon R9 280
+366%
3344
Radeon R7 250
717
3DMark Time Spy
Radeon R9 280
+258%
2009
Radeon R7 250
561
Graphics Card
Mar 2014
Release Date
Oct 2013
Volcanic Islands
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
827 MHz
Base Clock
-
933 MHz
Boost Clock
-
1250 MHz
Memory Clock
900 MHz
Memory
3GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
384bit
Memory Bus
128bit
240.0GB/s
Bandwidth
28.80GB/s
Render Config
28
Compute Units
8
1792
Shading Units
512
112
TMUs
32
32
ROPs
16
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
256 KB
Theoretical Performance
29.86 GPixel/s
Pixel Rate
11.20 GPixel/s
104.5 GTexel/s
Texture Rate
22.40 GTexel/s
3.344 TFLOPS
FP32 (float)
716.8 GFLOPS
836.0 GFLOPS
FP64 (double)
44.80 GFLOPS
Board Design
200W
TDP
55W
550 W
Suggested PSU
250 W
1x DVI
2x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
Tahiti
GPU Name
Cape Verde
Tahiti PRO3
(215-0821330)
GPU Variant
Cape Verde PRO
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
4.313 billion
Transistors
1.5 billion
352 mm²
Die Size
123 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.2
OpenCL
1.2
1.2
Vulkan
1.2
5.1
Shader Model
5.1
