Radeon R7 250 vs Radeon R9 280X2
We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250 and 3GB VRAM Radeon R9 280X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R7 250 's Advantages
Lower TDP (55W vs 375W)
Radeon R9 280X2 's Advantages
Boost Clock1000MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (288.0GB/s vs 28.80GB/s)
1536 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R7 250
717
Radeon R9 280X2
+471%
4096
Graphics Card
Oct 2013
Release Date
Unknown
Volcanic Islands
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
950 MHz
-
Boost Clock
1000 MHz
900 MHz
Memory Clock
1500 MHz
Memory
1024MB
Memory Size
3GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
384bit
28.80GB/s
Bandwidth
288.0GB/s
Render Config
8
Compute Units
32
512
Shading Units
2048
32
TMUs
128
16
ROPs
32
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
768 KB
Theoretical Performance
11.20 GPixel/s
Pixel Rate
32.00 GPixel/s
22.40 GTexel/s
Texture Rate
128.0 GTexel/s
716.8 GFLOPS
FP32 (float)
4.096 TFLOPS
44.80 GFLOPS
FP64 (double)
1024 GFLOPS
Board Design
55W
TDP
375W
250 W
Suggested PSU
750 W
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
6x mini-DisplayPort 1.2
None
Power Connectors
3x 8-pin
Graphics Processor
Cape Verde
GPU Name
Tahiti
Cape Verde PRO
GPU Variant
Tahiti XTL
(215-0821065)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
4.313 billion
123 mm²
Die Size
352 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
