Home GPU Comparison NVIDIA GeForce GTX 850A vs AMD Radeon R9 M280X

NVIDIA GeForce GTX 850A vs AMD Radeon R9 M280X

NVIDIA GeForce GTX 850A
VS
AMD Radeon R9 M280X
NVIDIA GeForce GTX 850A
AMD Radeon R9 M280X
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A and 4GB VRAM Radeon R9 M280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M280X 's Advantages
Released 11 months late
Boost Clock has increased by 7% (1000MHz vs 936MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (88.00GB/s vs 28.80GB/s)
256 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 850A
1.198 TFLOPS
Radeon R9 M280X +49%
1.792 TFLOPS
GeForce GTX 850A
VS
Radeon R9 M280X

Graphics Card

Mar 2014
Release Date
Feb 2015
GeForce 800A
Generation
Gem System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

902 MHz
Base Clock
900 MHz
936 MHz
Boost Clock
1000 MHz
900 MHz
Memory Clock
1375 MHz

Memory

2GB
Memory Size
4GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
88.00GB/s

Render Config

-
Compute Units
14
-
-
-
640
Shading Units
896
40
TMUs
56
16
ROPs
16
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

14.98 GPixel/s
Pixel Rate
16.00 GPixel/s
37.44 GTexel/s
Texture Rate
56.00 GTexel/s
-
-
-
1198 GFLOPS
FP32 (float)
1.792 TFLOPS
37.44 GFLOPS
FP64 (double)
112.0 GFLOPS

Board Design

45W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

GM107
GPU Name
Saturn
N15P-GT-A1
GPU Variant
Saturn XT (216-0843024)
Maxwell
Architecture
GCN 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
2.08 billion
148 mm²
Die Size
160 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2.170
5.0
CUDA
-
5.1
Shader Model
6.5

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