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 C2075
CORE STATE
GF110
VRAM
6 GB
CLOCK SPEED
—
TDP
247 W
BUS WIDTH
384 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8790M
Tesla C2075
Core Specs
Shading Units
384
448
+16.7%
Shaders
384
448
+16.7%
TMUs
24
56
+133.3%
ROPs
8
48
+500.0%
Compute Units
6
—
SM Count
—
14
Clocks
Base Clock
850 MHz
—
Boost Clock
900 MHz
—
GPU Clock
—
574 MHz
Shader Clock
—
1147 MHz
Memory Clock
1000 MHz
4 Gbps effective
783 MHz
3.1 Gbps effective
Memory
Memory Size
2 GB
6 GB
VRAM (MB)
2,048
6,144
+200.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
64.00 GB/s
150.3 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
768 KB
Performance
Pixel Rate
7.200 GPixel/s
16.07 GPixel/s
Texture Rate
21.60 GTexel/s
32.14 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
1,027.7 GFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
513.9 GFLOPS (1:2)
Power
TDP
—
247 W
TDP (W)
—
247
Suggested PSU
—
550 W
Power Connectors
None
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 1.0
Fermi 2.0
GPU Name
Mars
GF110
Generation
Solar System
(HD 8700M)
Tesla Fermi
(x20xx)
Process Size
28 nm
40 nm
Transistors
950 million
3,000 million
Die Size
77 mm²
520 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
5.8M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1 (1.2)
1.1
CUDA
—
2.0
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
MXM Module
Dual-slot
Length
—
248 mm
9.8 inches
Outputs
Portable Device Dependent
1x DVI
Bus Interface
MXM-A (3.0)
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
Tesla
Successor
Gem System
Tesla Kepler