GPU Comparison
RADEON
AMD Radeon R9 M295X
CORE STATE
Amethyst
VRAM
4 GB
CLOCK SPEED
—
TDP
250 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
Tesla M40
CORE STATE
GM200
VRAM
12 GB
CLOCK SPEED
1112 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M295X
Tesla M40
Core Specs
Shading Units
2,048
3,072
+50.0%
Shaders
2,048
3,072
+50.0%
TMUs
128
192
+50.0%
ROPs
32
96
+200.0%
Compute Units
32
—
Clocks
Base Clock
—
948 MHz
Boost Clock
—
1112 MHz
GPU Clock
723 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
4 GB
12 GB
VRAM (MB)
4,096
12,288
+200.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
384 bit
Bandwidth
160.0 GB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
3 MB
Performance
Pixel Rate
23.14 GPixel/s
106.8 GPixel/s
Texture Rate
92.54 GTexel/s
213.5 GTexel/s
FP32 (TFLOPS)
2.961 TFLOPS
6.832 TFLOPS
FP64 (TFLOPS)
185.1 GFLOPS (1:16)
213.5 GFLOPS (1:32)
FP16 (TFLOPS)
2.961 TFLOPS (1:1)
—
Power
TDP
250 W
250 W
TDP (W)
250
250
0.0%
Suggested PSU
—
600 W
Power Connectors
None
8-pin EPS
Architecture
Architecture
GCN 3.0
Maxwell 2.0
GPU Name
Amethyst
GM200
Generation
Gem System
(R9 M200)
Tesla Maxwell
(Mxx)
Process Size
28 nm
28 nm
Transistors
5,000 million
8,000 million
Die Size
366 mm²
601 mm²
Foundry
TSMC
TSMC
Density
13.7M / mm²
13.3M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
CUDA
—
5.2
Shader Model
6.5
6.8
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Tesla Kepler
Successor
Polaris Mobile
Tesla Pascal