NVIDIA GeForce GT 120 Mac Edition vs NVIDIA GeForce GT 620
We compared two Desktop platform GPUs: 512MB VRAM GeForce GT 120 Mac Edition and 1024MB VRAM GeForce GT 620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 120 Mac Edition 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)
NVIDIA GeForce GT 620 's Advantages
Released 3 years and 4 months late
More VRAM (1024GB vs 512GB)
64 additional rendering cores
Lower TDP (49W vs 50W)
Score
Benchmark
FP32 (float)
GeForce GT 120 Mac Edition
0.09 TFLOPS
GeForce GT 620
+198%
0.269 TFLOPS
Graphics Card
Jan 2009
Release Date
May 2012
GeForce 100
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
800 MHz
Memory Clock
900 MHz
Memory
512MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
25.60GB/s
Bandwidth
14.40GB/s
Render Config
-
-
-
4
SM Count
2
32
Shading Units
96
16
TMUs
16
8
ROPs
4
-
-
-
-
-
-
-
L1 Cache
64 KB (per SM)
32 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
4.400 GPixel/s
Pixel Rate
2.800 GPixel/s
8.800 GTexel/s
Texture Rate
11.20 GTexel/s
-
-
-
89.60 GFLOPS
FP32 (float)
268.8 GFLOPS
-
FP64 (double)
22.40 GFLOPS
Board Design
50W
TDP
49W
250 W
Suggested PSU
200 W
1x DVI
1x mini-DisplayPort
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
None
Power Connectors
None
Graphics Processor
G96C
GPU Name
GF108
-
GPU Variant
GF108-100-KB-A1
Tesla
Architecture
Fermi
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.314 billion
Transistors
0.585 billion
121 mm²
Die Size
116 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.1
CUDA
2.1
4.0
Shader Model
5.1
