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GPU Comparison
AMD Radeon R9 M485X vs NVIDIA GeForce 945A
AMD Radeon R9 M485X vs NVIDIA GeForce 945A
VS
AMD Radeon R9 M485X
NVIDIA GeForce 945A
We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M485X and 1024MB VRAM GeForce 945A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M485X 's Advantages
Released 1 years and 2 months late
More VRAM (8GB vs 1GB)
Larger VRAM bandwidth (160.0GB/s vs 40.10GB/s)
1664 additional rendering cores
NVIDIA GeForce 945A 's Advantages
Boost Clock1189MHz
Lower TDP (33W vs 250W)
Score
Benchmark
FP32 (float)
Radeon R9 M485X
+224%
2.961 TFLOPS
GeForce 945A
0.913 TFLOPS
Radeon R9 M485X
VS
GeForce 945A
Graphics Card
May 2016
Release Date
Mar 2015
Crystal System
Generation
GeForce 900A
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1006 MHz
-
Boost Clock
1189 MHz
1250 MHz
Memory Clock
1253 MHz
Memory
8GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
40.10GB/s
Render Config
-
SM Count
-
32
Compute Units
-
2048
Shading Units
384
128
TMUs
24
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
64 KB (per SMM)
512 KB
L2 Cache
1024 KB
Theoretical Performance
23.14 GPixel/s
Pixel Rate
9.512 GPixel/s
92.54 GTexel/s
Texture Rate
28.54 GTexel/s
2.961 TFLOPS
FP16 (half)
-
2.961 TFLOPS
FP32 (float)
913.2 GFLOPS
185.1 GFLOPS
FP64 (double)
28.54 GFLOPS
Graphics Processor
Amethyst
GPU Name
GM108
Amethyst XT
GPU Variant
-
GCN 3.0
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5 billion
Transistors
Unknown
366 mm²
Die Size
Unknown
Board Design
250W
TDP
33W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
5.0
6.3
Shader Model
5.1
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