NVIDIA GeForce GT 120 Mac Edition vs AMD Radeon R9 390 X2
We compared two Desktop platform GPUs: 512MB VRAM GeForce GT 120 Mac Edition and 8GB VRAM Radeon R9 390 X2 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
Lower TDP (50W vs 580W)
AMD Radeon R9 390 X2 's Advantages
Released 6 years and 8 months late
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (345.6GB/s vs 25.60GB/s)
2528 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 120 Mac Edition
0.09 TFLOPS
Radeon R9 390 X2
+5588%
5.12 TFLOPS
Graphics Card
Jan 2009
Release Date
Sep 2015
GeForce 100
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
800 MHz
Memory Clock
1350 MHz
Memory
512MB
Memory Size
8GB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
512bit
25.60GB/s
Bandwidth
345.6GB/s
Render Config
-
Compute Units
40
4
SM Count
-
32
Shading Units
2560
16
TMUs
160
8
ROPs
64
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
32 KB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
4.400 GPixel/s
Pixel Rate
64.00 GPixel/s
8.800 GTexel/s
Texture Rate
160.0 GTexel/s
-
-
-
89.60 GFLOPS
FP32 (float)
5.120 TFLOPS
-
FP64 (double)
640.0 GFLOPS
Board Design
50W
TDP
580W
250 W
Suggested PSU
950 W
1x DVI
1x mini-DisplayPort
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
4x 8-pin
Graphics Processor
G96C
GPU Name
Grenada
-
GPU Variant
Grenada PRO
(215-0880030)
Tesla
Architecture
GCN 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.314 billion
Transistors
6.2 billion
121 mm²
Die Size
438 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (12_0)
3.3
OpenGL
4.6
1.1
OpenCL
2.0
N/A
Vulkan
1.2
1.1
CUDA
-
4.0
Shader Model
6.3
