GPU Comparison
GEFORCE
NVIDIA A2
CORE STATE
GA107
VRAM
16 GB
CLOCK SPEED
1770 MHz
TDP
60 W
BUS WIDTH
128 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
VS
GEFORCE
Tesla K20m
CORE STATE
GK110
VRAM
5 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
320 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
A2
Tesla K20m
Core Specs
Shading Units
1,280
2,496
+95.0%
Shaders
1,280
2,496
+95.0%
TMUs
40
208
+420.0%
ROPs
32
40
+25.0%
SM Count
10
—
Clocks
Base Clock
1440 MHz
—
Boost Clock
1770 MHz
—
GPU Clock
—
706 MHz
Memory Clock
1563 MHz
12.5 Gbps effective
1300 MHz
5.2 Gbps effective
Memory
Memory Size
16 GB
5 GB
VRAM (MB)
16,384
5,120
-68.8%
Memory Type
GDDR6
GDDR5
Memory Bus
128 bit
320 bit
Bandwidth
200.1 GB/s
208.0 GB/s
Cache
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
2 MB
1280 KB
Performance
Pixel Rate
56.64 GPixel/s
36.71 GPixel/s
Texture Rate
70.80 GTexel/s
146.8 GTexel/s
FP32 (TFLOPS)
4.531 TFLOPS
3.524 TFLOPS
FP64 (TFLOPS)
70.80 GFLOPS (1:64)
1,174.8 GFLOPS (1:3)
FP16 (TFLOPS)
4.531 TFLOPS (1:1)
—
AI/RT
RT Cores
10
—
Tensor Cores
40
—
Power
TDP
60 W
225 W
TDP (W)
60
225
+275.0%
Suggested PSU
250 W
550 W
Power Connectors
None
1x 6-pin + 1x 8-pin
Architecture
Architecture
Ampere
Kepler
GPU Name
GA107
GK110
Generation
Workstation Ampere
(Ax000)
Tesla Kepler
(Kxx)
Process Size
8 nm
28 nm
Transistors
8,700 million
7,080 million
Die Size
200 mm²
561 mm²
Foundry
Samsung
TSMC
Density
43.5M / mm²
12.6M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
3.0
3.0
CUDA
8.6
3.5
Shader Model
6.8
6.5 (5.1)
Physical
Slot Width
Single-slot
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
No outputs
No outputs
Bus Interface
PCIe 4.0 x8
PCIe 2.0 x16
Other
Launch Price
—
3,199 USD
Production
End-of-life
End-of-life
Predecessor
Quadro Turing
Tesla Fermi
Successor
Workstation Ada
Tesla Maxwell