GPU Comparison
GEFORCE
NVIDIA GeForce GTX 680M
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
758 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
Tesla C2070
CORE STATE
GF100
VRAM
6 GB
CLOCK SPEED
—
TDP
238 W
BUS WIDTH
384 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 680M
Tesla C2070
Core Specs
Shading Units
1,344
448
-66.7%
Shaders
1,344
448
-66.7%
TMUs
112
56
-50.0%
ROPs
32
48
+50.0%
SM Count
—
14
Clocks
Base Clock
719 MHz
—
Boost Clock
758 MHz
—
GPU Clock
—
574 MHz
Shader Clock
—
1147 MHz
Memory Clock
900 MHz
3.6 Gbps effective
747 MHz
3 Gbps effective
Memory
Memory Size
4 GB
6 GB
VRAM (MB)
4,096
6,144
+50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
384 bit
Bandwidth
115.2 GB/s
143.4 GB/s
Cache
L1 Cache
16 KB (per SMX)
64 KB (per SM)
L2 Cache
512 KB
768 KB
Performance
Pixel Rate
21.22 GPixel/s
16.07 GPixel/s
Texture Rate
84.90 GTexel/s
32.14 GTexel/s
FP32 (TFLOPS)
2.038 TFLOPS
1,027.7 GFLOPS
FP64 (TFLOPS)
84.90 GFLOPS (1:24)
513.9 GFLOPS (1:2)
Power
TDP
100 W
238 W
TDP (W)
100
238
+138.0%
Suggested PSU
—
550 W
Power Connectors
None
1x 6-pin + 1x 8-pin
Architecture
Architecture
Kepler
Fermi
GPU Name
GK104
GF100
Generation
GeForce 600M
Tesla Fermi
(x20xx)
Process Size
28 nm
40 nm
Transistors
3,540 million
3,100 million
Die Size
294 mm²
529 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
5.9M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.175
—
OpenCL
3.0
1.1
CUDA
3.0
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-B (3.0)
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 500M
Tesla
Successor
GeForce 700M
Tesla Kepler