NVIDIA GeForce GT 120 Mac Edition vs ATI Radeon HD 4870 Mac Edition
We compared two Desktop platform GPUs: 512MB VRAM GeForce GT 120 Mac Edition and 512MB VRAM Radeon HD 4870 Mac Edition 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 150W)
ATI Radeon HD 4870 Mac Edition 's Advantages
Larger VRAM bandwidth (108.8GB/s vs 25.60GB/s)
768 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 120 Mac Edition
0.09 TFLOPS
Radeon HD 4870 Mac Edition
+1233%
1.2 TFLOPS
Graphics Card
Jan 2009
Release Date
Jan 2009
GeForce 100
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
800 MHz
Memory Clock
850 MHz
Memory
512MB
Memory Size
512MB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
25.60GB/s
Bandwidth
108.8GB/s
Render Config
-
Compute Units
10
4
SM Count
-
32
Shading Units
800
16
TMUs
40
8
ROPs
16
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
32 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
4.400 GPixel/s
Pixel Rate
12.00 GPixel/s
8.800 GTexel/s
Texture Rate
30.00 GTexel/s
-
-
-
89.60 GFLOPS
FP32 (float)
1200 GFLOPS
-
FP64 (double)
240.0 GFLOPS
Board Design
50W
TDP
150W
250 W
Suggested PSU
450 W
1x DVI
1x mini-DisplayPort
Outputs
1x DVI
1x mini-DisplayPort 1.0
None
Power Connectors
2x 6-pin
Graphics Processor
G96C
GPU Name
RV770
-
GPU Variant
RV770 XT Mac
(215-0669080)
Tesla
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.314 billion
Transistors
0.956 billion
121 mm²
Die Size
256 mm²
Graphics Features
11.1 (10_0)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.1
CUDA
-
4.0
Shader Model
4.1
