NVIDIA GeForce GT 420 OEM vs NVIDIA A2
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 420 OEM and 16GB VRAM A2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 420 OEM 's Advantages
Lower TDP (50W vs 60W)
NVIDIA A2 's Advantages
Released 11 years and 2 months late
Boost Clock1770MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (200.1GB/s vs 28.80GB/s)
1232 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 420 OEM
0.134 TFLOPS
A2
+3281%
4.531 TFLOPS
Graphics Card
Sep 2010
Release Date
Nov 2021
GeForce 400
Generation
Quadro
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
1440 MHz
-
Boost Clock
1770 MHz
900 MHz
Memory Clock
1563 MHz
Memory
1024MB
Memory Size
16GB
DDR3
Memory Type
GDDR6
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
200.1GB/s
Render Config
-
-
-
1
SM Count
10
48
Shading Units
1280
4
TMUs
40
4
ROPs
32
-
Tensor Cores
40
-
RT Cores
10
64 KB (per SM)
L1 Cache
128 KB (per SM)
256 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
1.400 GPixel/s
Pixel Rate
56.64 GPixel/s
2.800 GTexel/s
Texture Rate
70.80 GTexel/s
-
FP16 (half)
4.531 TFLOPS
134.4 GFLOPS
FP32 (float)
4.531 TFLOPS
11.20 GFLOPS
FP64 (double)
70.80 GFLOPS
Board Design
50W
TDP
60W
250 W
Suggested PSU
250 W
1x DVI
1x HDMI 1.3a
1x VGA
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GF108
GPU Name
GA107
GF108-200-A1
GPU Variant
-
Fermi
Architecture
Ampere
TSMC
Foundry
Samsung
40 nm
Process Size
8 nm
0.585 billion
Transistors
Unknown
116 mm²
Die Size
Unknown
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
2.1
CUDA
8.6
5.1
Shader Model
6.6
