GPU Comparison
GEFORCE
NVIDIA GeForce GTS 450
CORE STATE
GF106
VRAM
1024 MB
CLOCK SPEED
—
TDP
106 W
BUS WIDTH
128 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
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
GTS 450
Tesla K20Xm
Core Specs
Shading Units
192
2,688
+1300.0%
Shaders
192
2,688
+1300.0%
TMUs
32
224
+600.0%
ROPs
16
48
+200.0%
SM Count
4
—
Clocks
GPU Clock
783 MHz
732 MHz
Shader Clock
1566 MHz
—
Memory Clock
902 MHz
3.6 Gbps effective
1300 MHz
5.2 Gbps effective
Memory
Memory Size
1024 MB
6 GB
VRAM (MB)
1,024
6,144
+500.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
57.73 GB/s
249.6 GB/s
Cache
L1 Cache
64 KB (per SM)
16 KB (per SMX)
L2 Cache
256 KB
1536 KB
Performance
Pixel Rate
6.264 GPixel/s
40.99 GPixel/s
Texture Rate
25.06 GTexel/s
164.0 GTexel/s
FP32 (TFLOPS)
601.3 GFLOPS
3.935 TFLOPS
FP64 (TFLOPS)
50.11 GFLOPS (1:12)
1,311.7 GFLOPS (1:3)
Power
TDP
106 W
235 W
TDP (W)
106
235
+121.7%
Suggested PSU
300 W
550 W
Power Connectors
1x 6-pin
—
Architecture
Architecture
Fermi
Kepler
GPU Name
GF106
GK110
Generation
GeForce 400
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
Dual-slot
Dual-slot
Length
210 mm
8.3 inches
267 mm
10.5 inches
Height
111 mm
4.4 inches
—
Outputs
2x DVI1x mini-HDMI 1.3a
No outputs
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Launch Price
129 USD
7,699 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 200
Tesla Fermi
Successor
GeForce 500
Tesla Maxwell