ATI Radeon X800 GT AGP vs NVIDIA GeForce GT 440 Mac Edition
We compared two Desktop platform GPUs: 256MB VRAM Radeon X800 GT AGP and 1024MB VRAM GeForce GT 440 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon X800 GT AGP 's Advantages
Larger VRAM bandwidth (31.55GB/s vs 21.34GB/s)
Lower TDP (40W vs 65W)
NVIDIA GeForce GT 440 Mac Edition 's Advantages
Released 3 years and 3 months late
More VRAM (1024GB vs 256GB)
96 additional rendering cores
Score
Graphics Card
Nov 2007
Release Date
Feb 2011
Radeon R400 AGP
Generation
GeForce 400
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
-
-
-
-
-
493 MHz
Memory Clock
667 MHz
Memory
256MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
256bit
Memory Bus
128bit
31.55GB/s
Bandwidth
21.34GB/s
Render Config
-
-
-
-
SM Count
2
-
Shading Units
96
8
TMUs
16
8
ROPs
4
-
-
-
-
-
-
-
L1 Cache
64 KB (per SM)
-
L2 Cache
256 KB
-
-
-
Theoretical Performance
3.784 GPixel/s
Pixel Rate
3.240 GPixel/s
3.784 GTexel/s
Texture Rate
12.96 GTexel/s
-
-
-
-
FP32 (float)
311.0 GFLOPS
-
FP64 (double)
25.92 GFLOPS
Board Design
40W
TDP
65W
200 W
Suggested PSU
250 W
1x DVI
1x VGA
1x S-Video
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
1x Molex
Power Connectors
None
Graphics Processor
R420
GPU Name
GF108
R420 GT
(215RAACGA12F)
GPU Variant
GF108-400-A1
R400
Architecture
Fermi
TSMC
Foundry
TSMC
130 nm
Process Size
40 nm
0.16 billion
Transistors
0.585 billion
281 mm²
Die Size
116 mm²
Graphics Features
9.0b (9_2)
DirectX
12 (11_0)
2.1
OpenGL
4.6
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
-
Shader Model
5.1
