NVIDIA GeForce GT 440 Mac Edition vs AMD Radeon R7 250X
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 440 Mac Edition and 1024MB VRAM Radeon R7 250X 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 80W)
AMD Radeon R7 250X 's Advantages
Released 3 years late
Larger VRAM bandwidth (72.00GB/s vs 21.34GB/s)
544 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 440 Mac Edition
0.311 TFLOPS
Radeon R7 250X
+290%
1.216 TFLOPS
Graphics Card
Feb 2011
Release Date
Feb 2014
GeForce 400
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
667 MHz
Memory Clock
1125 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
21.34GB/s
Bandwidth
72.00GB/s
Render Config
-
Compute Units
10
2
SM Count
-
96
Shading Units
640
16
TMUs
40
4
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
3.240 GPixel/s
Pixel Rate
15.20 GPixel/s
12.96 GTexel/s
Texture Rate
38.00 GTexel/s
-
-
-
311.0 GFLOPS
FP32 (float)
1216 GFLOPS
25.92 GFLOPS
FP64 (double)
76.00 GFLOPS
Board Design
65W
TDP
80W
250 W
Suggested PSU
250 W
1x DVI
1x HDMI 1.3a
1x VGA
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
None
Power Connectors
1x 6-pin
Graphics Processor
GF108
GPU Name
Cape Verde
GF108-400-A1
GPU Variant
Cape Verde XT
Fermi
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.585 billion
Transistors
1.5 billion
116 mm²
Die Size
123 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
5.1
