AMD Radeon R7 250 OEM vs AMD P30PH
We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 250 OEM and 4GB VRAM P30PH to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R7 250 OEM 's Advantages
Lower TDP (65W vs 180W)
AMD P30PH 's Advantages
Boost Clock has increased by 15% (1206MHz vs 1050MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (268.8GB/s vs 32.00GB/s)
1664 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R7 250 OEM
0.806 TFLOPS
P30PH
+512%
4.94 TFLOPS
Graphics Card
Oct 2013
Release Date
Unknown
Volcanic Islands
Generation
Mining GPUs
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
1120 MHz
1050 MHz
Boost Clock
1206 MHz
1000 MHz
Memory Clock
2100 MHz
Memory
2GB
Memory Size
4GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
32.00GB/s
Bandwidth
268.8GB/s
Render Config
6
Compute Units
32
-
-
-
384
Shading Units
2048
24
TMUs
128
8
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
8.400 GPixel/s
Pixel Rate
38.59 GPixel/s
25.20 GTexel/s
Texture Rate
154.4 GTexel/s
-
FP16 (half)
4.940 TFLOPS
806.4 GFLOPS
FP32 (float)
4.940 TFLOPS
50.40 GFLOPS
FP64 (double)
308.7 GFLOPS
Board Design
65W
TDP
180W
250 W
Suggested PSU
450 W
1x DVI
1x HDMI 1.4a
1x VGA
Outputs
1x HDMI 2.0b
None
Power Connectors
2x 8-pin
Graphics Processor
Oland
GPU Name
Polaris 20
Oland XT
(215-0837000)
GPU Variant
-
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
0.95 billion
Transistors
5.7 billion
77 mm²
Die Size
232 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
