GPU Comparison
RADEON
AMD Radeon R9 M290X
CORE STATE
Neptune
VRAM
4 GB
CLOCK SPEED
900 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
Tesla K40m
CORE STATE
GK110B
VRAM
12 GB
CLOCK SPEED
876 MHz
TDP
245 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M290X
Tesla K40m
Core Specs
Shading Units
1,280
2,880
+125.0%
Shaders
1,280
2,880
+125.0%
TMUs
80
240
+200.0%
ROPs
32
48
+50.0%
Compute Units
20
—
Clocks
Base Clock
850 MHz
745 MHz
Boost Clock
900 MHz
876 MHz
Memory Clock
1200 MHz
4.8 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
153.6 GB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
1536 KB
Performance
Pixel Rate
28.80 GPixel/s
52.56 GPixel/s
Texture Rate
72.00 GTexel/s
210.2 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
5.046 TFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
1.682 TFLOPS (1:3)
Power
TDP
100 W
245 W
TDP (W)
100
245
+145.0%
Suggested PSU
—
550 W
Power Connectors
None
—
Architecture
Architecture
GCN 1.0
Kepler
GPU Name
Neptune
GK110B
Generation
Gem System
(R9 M200)
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
2,800 million
7,080 million
Die Size
212 mm²
561 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
12.6M / mm²
API Support
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1 (1.2)
3.0
CUDA
—
3.5
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
—
7,699 USD
Production
End-of-life
End-of-life
Predecessor
Solar System
Tesla Fermi
Successor
Polaris Mobile
Tesla Maxwell