GPU Comparison
GEFORCE
NVIDIA GeForce GT 545
CORE STATE
GF116
VRAM
1536 MB
CLOCK SPEED
—
TDP
70 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
VS
GEFORCE
Tesla K20Xm
CORE STATE
GK110
VRAM
6 GB
CLOCK SPEED
—
TDP
235 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
GT 545
Tesla K20Xm
Core Specs
Shading Units
144
2,688
+1766.7%
Shaders
144
2,688
+1766.7%
TMUs
24
224
+833.3%
ROPs
16
48
+200.0%
SM Count
3
—
Clocks
GPU Clock
720 MHz
732 MHz
Shader Clock
1440 MHz
—
Memory Clock
800 MHz
1600 Mbps effective
1300 MHz
5.2 Gbps effective
Memory
Memory Size
1536 MB
6 GB
VRAM (MB)
1,536
6,144
+300.0%
Memory Type
DDR3
GDDR5
Memory Bus
192 bit
384 bit
Bandwidth
38.40 GB/s
249.6 GB/s
Cache
L1 Cache
64 KB (per SM)
16 KB (per SMX)
L2 Cache
384 KB
1536 KB
Performance
Pixel Rate
4.320 GPixel/s
40.99 GPixel/s
Texture Rate
17.28 GTexel/s
164.0 GTexel/s
FP32 (TFLOPS)
414.7 GFLOPS
3.935 TFLOPS
FP64 (TFLOPS)
34.56 GFLOPS (1:12)
1,311.7 GFLOPS (1:3)
Power
TDP
70 W
235 W
TDP (W)
70
235
+235.7%
Suggested PSU
250 W
550 W
Power Connectors
None
—
Architecture
Architecture
Fermi 2.0
Kepler
GPU Name
GF116
GK110
Generation
GeForce 500
Tesla Kepler
(Kxx)
Process Size
40 nm
28 nm
Transistors
1,170 million
7,080 million
Die Size
238 mm²
561 mm²
Foundry
TSMC
TSMC
Density
4.9M / mm²
12.6M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
—
1.2.175
OpenCL
1.1
3.0
CUDA
2.1
3.5
Shader Model
5.1
6.5 (5.1)
Physical
Slot Width
Single-slot
Dual-slot
Length
145 mm
5.7 inches
267 mm
10.5 inches
Outputs
1x DVI1x HDMI 1.3a1x VGA
No outputs
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Launch Price
149 USD
7,699 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 400
Tesla Fermi
Successor
GeForce 600
Tesla Maxwell