NVIDIA GeForce GT 440 Mac Edition vs AMD Radeon HD 6850 1440SP Edition
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 440 Mac Edition and 1024MB VRAM Radeon HD 6850 1440SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 440 Mac Edition 's Advantages
Lower TDP (65W vs 151W)
AMD Radeon HD 6850 1440SP Edition 's Advantages
Released 1 years and 6 months late
Larger VRAM bandwidth (128.0GB/s vs 21.34GB/s)
1344 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 440 Mac Edition
0.311 TFLOPS
Radeon HD 6850 1440SP Edition
+571%
2.088 TFLOPS
Graphics Card
Feb 2011
Release Date
Aug 2012
GeForce 400
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
667 MHz
Memory Clock
1000 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
21.34GB/s
Bandwidth
128.0GB/s
Render Config
-
Compute Units
18
2
SM Count
-
96
Shading Units
1440
16
TMUs
72
4
ROPs
32
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
3.240 GPixel/s
Pixel Rate
23.20 GPixel/s
12.96 GTexel/s
Texture Rate
52.20 GTexel/s
-
-
-
311.0 GFLOPS
FP32 (float)
2.088 TFLOPS
25.92 GFLOPS
FP64 (double)
417.6 GFLOPS
Board Design
65W
TDP
151W
250 W
Suggested PSU
450 W
1x DVI
1x HDMI 1.3a
1x VGA
Outputs
2x DVI
1x HDMI 1.3a
1x DisplayPort 1.1
None
Power Connectors
2x 6-pin
Graphics Processor
GF108
GPU Name
Cypress
GF108-400-A1
GPU Variant
Cypress PRO
(215-0735043)
Fermi
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.585 billion
Transistors
2.154 billion
116 mm²
Die Size
334 mm²
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
2.1
CUDA
-
5.1
Shader Model
5.0
