GPU Comparison
RADEON
AMD Radeon R9 M395X
CORE STATE
Amethyst
VRAM
8 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2015
VS
GEFORCE
Quadro K4000M
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
601 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M395X
Quadro K4000M
Core Specs
Shading Units
2,048
960
-53.1%
Shaders
2,048
960
-53.1%
TMUs
128
80
-37.5%
ROPs
32
32
0.0%
Compute Units
32
—
Clocks
Base Clock
—
601 MHz
Boost Clock
—
601 MHz
GPU Clock
723 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
700 MHz
2.8 Gbps effective
Memory
Memory Size
8 GB
4 GB
VRAM (MB)
8,192
4,096
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
160.0 GB/s
89.60 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Performance
Pixel Rate
23.14 GPixel/s
12.02 GPixel/s
Texture Rate
92.54 GTexel/s
48.08 GTexel/s
FP32 (TFLOPS)
2.961 TFLOPS
1,153.9 GFLOPS
FP64 (TFLOPS)
185.1 GFLOPS (1:16)
48.08 GFLOPS (1:24)
FP16 (TFLOPS)
2.961 TFLOPS (1:1)
—
Power
TDP
75 W
100 W
TDP (W)
75
100
+33.3%
Power Connectors
None
None
Architecture
Architecture
GCN 3.0
Kepler
GPU Name
Amethyst
GK104
Generation
Gem System
(R9 M300)
Quadro Kepler-M
(Kx000M)
Process Size
28 nm
28 nm
Transistors
5,000 million
3,540 million
Die Size
366 mm²
294 mm²
Foundry
TSMC
TSMC
Density
13.7M / mm²
12.0M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.0
Shader Model
6.5
6.5 (5.1)
Physical
Slot Width
MXM Module
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Quadro Fermi-M
Successor
Polaris Mobile
Quadro Maxwell-M