GPU Comparison
RADEON
AMD Radeon HD 8790M
CORE STATE
Mars
VRAM
2 GB
CLOCK SPEED
900 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
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_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8790M
Tesla M40
Core Specs
Shading Units
384
3,072
+700.0%
Shaders
384
3,072
+700.0%
TMUs
24
192
+700.0%
ROPs
8
96
+1100.0%
Compute Units
6
—
Clocks
Base Clock
850 MHz
948 MHz
Boost Clock
900 MHz
1112 MHz
Memory Clock
1000 MHz
4 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
2 GB
12 GB
VRAM (MB)
2,048
12,288
+500.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
64.00 GB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
256 KB
3 MB
Performance
Pixel Rate
7.200 GPixel/s
106.8 GPixel/s
Texture Rate
21.60 GTexel/s
213.5 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
6.832 TFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
213.5 GFLOPS (1:32)
Power
TDP
—
250 W
TDP (W)
—
250
Suggested PSU
—
600 W
Power Connectors
None
8-pin EPS
Architecture
Architecture
GCN 1.0
Maxwell 2.0
GPU Name
Mars
GM200
Generation
Solar System
(HD 8700M)
Tesla Maxwell
(Mxx)
Process Size
28 nm
28 nm
Transistors
950 million
8,000 million
Die Size
77 mm²
601 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
13.3M / 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
—
5.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
MXM-A (3.0)
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
Tesla Kepler
Successor
Gem System
Tesla Pascal