GPU Comparison
GEFORCE
NVIDIA Quadro K620M
CORE STATE
GM108S
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2015
VS
GEFORCE
RTX 2000 Ada Generation
CORE STATE
AD107
VRAM
16 GB
CLOCK SPEED
2130 MHz
TDP
70 W
BUS WIDTH
128 bit
ARCHITECTURE
Ada Lovelace
PROCESS
5 nm
LAUNCH DATE
2024
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Quadro K620M
RTX 2000 Ada Generation
Core Specs
Shading Units
384
2,816
+633.3%
Shaders
384
2,816
+633.3%
TMUs
16
88
+450.0%
ROPs
8
48
+500.0%
SM Count
—
22
Clocks
Base Clock
1029 MHz
1620 MHz
Boost Clock
1124 MHz
2130 MHz
Memory Clock
1001 MHz
2 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
2 GB
16 GB
VRAM (MB)
2,048
16,384
+700.0%
Memory Type
DDR3
GDDR6
Memory Bus
64 bit
128 bit
Bandwidth
16.02 GB/s
256.0 GB/s
Cache
L1 Cache
64 KB (per SMM)
128 KB (per SM)
L2 Cache
1024 KB
12 MB
Performance
Pixel Rate
8.992 GPixel/s
102.2 GPixel/s
Texture Rate
17.98 GTexel/s
187.4 GTexel/s
FP32 (TFLOPS)
863.2 GFLOPS
12.00 TFLOPS
FP64 (TFLOPS)
26.98 GFLOPS (1:32)
187.4 GFLOPS (1:64)
FP16 (TFLOPS)
—
12.00 TFLOPS (1:1)
AI/RT
RT Cores
—
22
Tensor Cores
—
88
Power
TDP
30 W
70 W
TDP (W)
30
70
+133.3%
Suggested PSU
—
250 W
Power Connectors
None
None
Architecture
Architecture
Maxwell
Ada Lovelace
GPU Name
GM108S
AD107
Generation
Quadro Kepler-M
(Kx200M)
Workstation Ada
(x000A)
Process Size
28 nm
5 nm
Transistors
1,020 million
18,900 million
Die Size
77 mm²
159 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
118.9M / mm²
API Support
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
5.0
8.9
Shader Model
6.7 (5.1)
6.8
Physical
Slot Width
MXM Module
Dual-slot
Length
—
168 mm
6.6 inches
Height
—
69 mm
2.7 inches
Outputs
Portable Device Dependent
4x mini-DisplayPort 1.4a
Bus Interface
MXM-A (3.0)
PCIe 4.0 x8
Other
Launch Price
—
649 USD
Production
End-of-life
Active
Predecessor
Quadro Fermi-M
Workstation Ampere
Successor
Quadro Maxwell-M
Blackwell PRO W