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GPU Comparison
NVIDIA GeForce GT 445M vs AMD Radeon R9 M295X Mac Edition
NVIDIA GeForce GT 445M vs AMD Radeon R9 M295X Mac Edition
VS
NVIDIA GeForce GT 445M
AMD Radeon R9 M295X Mac Edition
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 445M and 4GB VRAM Radeon R9 M295X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 445M 's Advantages
Lower TDP (35W vs 250W)
AMD Radeon R9 M295X Mac Edition 's Advantages
Released 4 years and 2 months late
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (174.3GB/s vs 40.00GB/s)
1904 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 445M
0.328 TFLOPS
Radeon R9 M295X Mac Edition
+961%
3.482 TFLOPS
GeForce GT 445M
VS
Radeon R9 M295X Mac Edition
Graphics Card
Sep 2010
Release Date
Nov 2014
GeForce 400M
Generation
Crystal System
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
625 MHz
Memory Clock
1362 MHz
Memory
1024MB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
40.00GB/s
Bandwidth
174.3GB/s
Render Config
3
SM Count
-
-
Compute Units
32
144
Shading Units
2048
24
TMUs
128
16
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
512 KB
Theoretical Performance
3.420 GPixel/s
Pixel Rate
27.20 GPixel/s
13.68 GTexel/s
Texture Rate
108.8 GTexel/s
-
FP16 (half)
3.482 TFLOPS
328.3 GFLOPS
FP32 (float)
3.482 TFLOPS
27.36 GFLOPS
FP64 (double)
217.6 GFLOPS
Graphics Processor
GF106
GPU Name
Amethyst
N11E-GE-A1
GPU Variant
Amethyst XT
Fermi
Architecture
GCN 3.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.17 billion
Transistors
5 billion
238 mm²
Die Size
366 mm²
Board Design
35W
TDP
250W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.1
OpenCL
2.0
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
6.3
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