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
Quadro P400
CORE STATE
GP107
VRAM
2 GB
CLOCK SPEED
1252 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Pascal
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R7 250
Quadro P400
Core Specs
Shading Units
512
256
-50.0%
Shaders
512
256
-50.0%
TMUs
32
16
-50.0%
ROPs
16
16
0.0%
Compute Units
8
—
SM Count
—
2
Clocks
Base Clock
—
1228 MHz
Boost Clock
—
1252 MHz
GPU Clock
925 MHz
—
Memory Clock
900 MHz
1800 Mbps effective
1002 MHz
4 Gbps effective
Memory
Memory Size
1024 MB
2 GB
VRAM (MB)
1,024
2,048
+100.0%
Memory Type
DDR3
GDDR5
Memory Bus
128 bit
64 bit
Bandwidth
28.80 GB/s
32.06 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
256 KB
512 KB
Performance
Pixel Rate
14.80 GPixel/s
20.03 GPixel/s
Texture Rate
29.60 GTexel/s
20.03 GTexel/s
FP32 (TFLOPS)
947.2 GFLOPS
641.0 GFLOPS
FP64 (TFLOPS)
59.20 GFLOPS (1:16)
20.03 GFLOPS (1:32)
FP16 (TFLOPS)
—
10.02 GFLOPS (1:64)
Power
TDP
55 W
30 W
TDP (W)
55
30
-45.5%
Suggested PSU
250 W
200 W
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
Pascal
GPU Name
Cape Verde
GP107
Generation
Volcanic Islands
(R7 200)
Quadro Pascal
(Px000)
Process Size
28 nm
14 nm
Transistors
1,500 million
3,300 million
Die Size
123 mm²
132 mm²
Foundry
TSMC
Samsung
Density
12.2M / mm²
25.0M / 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
150 mm
5.9 inches
Height
—
69 mm
2.7 inches
Outputs
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
3x mini-DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Sea Islands
Quadro Maxwell
Successor
Pirate Islands
Quadro Volta