GPU Comparison
GEFORCE
NVIDIA GeForce GT 745M
CORE STATE
GK107
VRAM
2 GB
CLOCK SPEED
—
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
Tesla K80
CORE STATE
GK210
VRAM
12 GB
CLOCK SPEED
824 MHz
TDP
300 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GT 745M
Tesla K80
Core Specs
Shading Units
384
2,496
+550.0%
Shaders
384
2,496
+550.0%
TMUs
32
208
+550.0%
ROPs
16
48
+200.0%
Clocks
Base Clock
—
562 MHz
Boost Clock
—
824 MHz
GPU Clock
549 MHz
—
Memory Clock
1000 MHz
4 Gbps effective
1253 MHz
5 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
240.6 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
256 KB
1536 KB
Performance
Pixel Rate
4.392 GPixel/s
42.85 GPixel/s
Texture Rate
17.57 GTexel/s
171.4 GTexel/s
FP32 (TFLOPS)
421.6 GFLOPS
4.113 TFLOPS
FP64 (TFLOPS)
17.57 GFLOPS (1:24)
1,371.1 GFLOPS (1:3)
Power
TDP
45 W
300 W
TDP (W)
45
300
+566.7%
Suggested PSU
—
700 W
Power Connectors
—
1x 8-pin
Architecture
Architecture
Kepler
Kepler 2.0
GPU Name
GK107
GK210
Generation
GeForce 700M
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
1,270 million
7,100 million
Die Size
118 mm²
561 mm²
Foundry
TSMC
TSMC
Density
10.8M / mm²
12.7M / mm²
API Support
DirectX
12 (11_0)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.2.175
OpenCL
3.0
3.0
CUDA
3.0
3.7
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
IGP
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
Production
End-of-life
End-of-life
Predecessor
GeForce 600M
Tesla Fermi
Successor
GeForce 800M
Tesla Maxwell