GPU Comparison
RADEON
AMD Radeon R7 250
CORE STATE
Cape Verde
VRAM
1024 MB
CLOCK SPEED
—
TDP
55 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
Tesla P4
CORE STATE
GP104
VRAM
8 GB
CLOCK SPEED
1114 MHz
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R7 250
Tesla P4
Core Specs
Shading Units
512
2,560
+400.0%
Shaders
512
2,560
+400.0%
TMUs
32
160
+400.0%
ROPs
16
64
+300.0%
Compute Units
8
—
SM Count
—
20
Clocks
Base Clock
—
886 MHz
Boost Clock
—
1114 MHz
GPU Clock
925 MHz
—
Memory Clock
900 MHz
1800 Mbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
1024 MB
8 GB
VRAM (MB)
1,024
8,192
+700.0%
Memory Type
DDR3
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
28.80 GB/s
192.3 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
256 KB
2 MB
Performance
Pixel Rate
14.80 GPixel/s
71.30 GPixel/s
Texture Rate
29.60 GTexel/s
178.2 GTexel/s
FP32 (TFLOPS)
947.2 GFLOPS
5.704 TFLOPS
FP64 (TFLOPS)
59.20 GFLOPS (1:16)
178.2 GFLOPS (1:32)
FP16 (TFLOPS)
—
89.12 GFLOPS (1:64)
Power
TDP
55 W
75 W
TDP (W)
55
75
+36.4%
Suggested PSU
250 W
250 W
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
Pascal
GPU Name
Cape Verde
GP104
Generation
Volcanic Islands
(R7 200)
Tesla Pascal
(Pxx)
Process Size
28 nm
16 nm
Transistors
1,500 million
7,200 million
Die Size
123 mm²
314 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
22.9M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
6.1
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Single-slot
Single-slot
Length
168 mm
6.6 inches
168 mm
6.6 inches
Outputs
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Sea Islands
Tesla Maxwell
Successor
Pirate Islands
Tesla Volta