Home GPU Comparison NVIDIA GeForce GTX 950 Low Power vs AMD Radeon 550X 640SP

NVIDIA GeForce GTX 950 Low Power vs AMD Radeon 550X 640SP

NVIDIA GeForce GTX 950 Low Power
VS
AMD Radeon 550X 640SP
NVIDIA GeForce GTX 950 Low Power
AMD Radeon 550X 640SP
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 Low Power and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 Low Power 's Advantages
Boost Clock has increased by 11% (1190MHz vs 1071MHz)
Larger VRAM bandwidth (105.8GB/s vs 48.00GB/s)
128 additional rendering cores
AMD Radeon 550X 640SP 's Advantages
Released 2 years and 1 months late
More VRAM (4GB vs 2GB)
Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)
GeForce GTX 950 Low Power +33%
1.828 TFLOPS
Radeon 550X 640SP
1.371 TFLOPS
GeForce GTX 950 Low Power
VS
Radeon 550X 640SP

Graphics Card

Mar 2016
Release Date
Apr 2018
GeForce 900
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

1026 MHz
Base Clock
1019 MHz
1190 MHz
Boost Clock
1071 MHz
1653 MHz
Memory Clock
1500 MHz

Memory

2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
105.8GB/s
Bandwidth
48.00GB/s

Render Config

-
Compute Units
10
-
-
-
768
Shading Units
640
48
TMUs
40
32
ROPs
16
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

38.08 GPixel/s
Pixel Rate
17.14 GPixel/s
57.12 GTexel/s
Texture Rate
42.84 GTexel/s
-
FP16 (half)
1371 GFLOPS
1.828 TFLOPS
FP32 (float)
1371 GFLOPS
57.12 GFLOPS
FP64 (double)
85.68 GFLOPS

Board Design

75W
TDP
50W
250 W
Suggested PSU
250 W
1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
None
Power Connectors
None

Graphics Processor

GM206
GPU Name
Lexa
GM206-251-A1
GPU Variant
Lexa PRO (215-0904018)
Maxwell 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
2.94 billion
Transistors
2.2 billion
228 mm²
Die Size
103 mm²

Graphics Features

12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
5.2
CUDA
-
6.4
Shader Model
6.4

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