GPU Comparison
GEFORCE
NVIDIA Quadro K620
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
RTX A5500
CORE STATE
GA102
VRAM
24 GB
CLOCK SPEED
1665 MHz
TDP
230 W
BUS WIDTH
384 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Quadro K620
RTX A5500
Core Specs
Shading Units
384
10,240
+2566.7%
Shaders
384
10,240
+2566.7%
TMUs
24
320
+1233.3%
ROPs
16
96
+500.0%
SM Count
—
80
Clocks
Base Clock
1058 MHz
1080 MHz
Boost Clock
1124 MHz
1665 MHz
Memory Clock
900 MHz
1800 Mbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
2 GB
24 GB
VRAM (MB)
2,048
24,576
+1100.0%
Memory Type
DDR3
GDDR6
Memory Bus
128 bit
384 bit
Bandwidth
28.80 GB/s
768.0 GB/s
Cache
L1 Cache
64 KB (per SMM)
128 KB (per SM)
L2 Cache
2 MB
6 MB
Performance
Pixel Rate
17.98 GPixel/s
159.8 GPixel/s
Texture Rate
26.98 GTexel/s
532.8 GTexel/s
FP32 (TFLOPS)
863.2 GFLOPS
34.10 TFLOPS
FP64 (TFLOPS)
26.98 GFLOPS (1:32)
532.8 GFLOPS (1:64)
FP16 (TFLOPS)
—
34.10 TFLOPS (1:1)
AI/RT
RT Cores
—
80
Tensor Cores
—
320
Power
TDP
45 W
230 W
TDP (W)
45
230
+411.1%
Suggested PSU
200 W
550 W
Power Connectors
None
1x 8-pin
Architecture
Architecture
Maxwell
Ampere
GPU Name
GM107
GA102
Generation
Quadro Kepler
(Kx200)
Workstation Ampere
(Ax000)
Process Size
28 nm
8 nm
Transistors
1,870 million
28,300 million
Die Size
148 mm²
628 mm²
Foundry
TSMC
Samsung
Density
12.6M / mm²
45.1M / 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
8.6
Shader Model
6.7 (5.1)
6.8
Physical
Slot Width
Single-slot
Dual-slot
Length
160 mm
6.3 inches
267 mm
10.5 inches
Height
69 mm
2.7 inches
112 mm
4.4 inches
Outputs
1x DVI1x DisplayPort 1.2
4x DisplayPort 1.4a
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Quadro Fermi
Quadro Turing
Successor
Quadro Maxwell
Workstation Ada