Home GPU Comparison NVIDIA GeForce GT 745A vs AMD Radeon HD 8550M

NVIDIA GeForce GT 745A vs AMD Radeon HD 8550M

NVIDIA GeForce GT 745A
VS
AMD Radeon HD 8550M
NVIDIA GeForce GT 745A
AMD Radeon HD 8550M
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 1024MB VRAM Radeon HD 8550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages
Boost Clock has increased by 8% (915MHz vs 850MHz)
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)
64 additional rendering cores
AMD Radeon HD 8550M 's Advantages
Released 11 months late

Score

Benchmark

FP32 (float)
GeForce GT 745A +29%
0.703 TFLOPS
Radeon HD 8550M
0.544 TFLOPS
GeForce GT 745A
VS
Radeon HD 8550M

Graphics Card

Aug 2013
Release Date
Jul 2014
GeForce 700A
Generation
Solar System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

837 MHz
Base Clock
650 MHz
915 MHz
Boost Clock
850 MHz
900 MHz
Memory Clock
900 MHz

Memory

2GB
Memory Size
1024MB
DDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
14.40GB/s

Render Config

-
Compute Units
5
-
-
-
384
Shading Units
320
32
TMUs
20
16
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

7.320 GPixel/s
Pixel Rate
6.800 GPixel/s
29.28 GTexel/s
Texture Rate
17.00 GTexel/s
-
-
-
702.7 GFLOPS
FP32 (float)
544.0 GFLOPS
29.28 GFLOPS
FP64 (double)
34.00 GFLOPS

Board Design

33W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

GK107
GPU Name
Sun
N14P-LP
GPU Variant
Sun S3 LE (216-0841036)
Kepler
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.27 billion
Transistors
0.69 billion
118 mm²
Die Size
56 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1 (1.2)
1.1
Vulkan
1.2.170
3.0
CUDA
-
5.1
Shader Model
6.5 (5.1)

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