Home GPU Comparison NVIDIA GeForce GTX 870M vs AMD Radeon HD 7450A

NVIDIA GeForce GTX 870M vs AMD Radeon HD 7450A

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 512MB VRAM Radeon HD 7450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 870M 's Advantages
Released 2 years and 2 months late
Boost Clock967MHz
More VRAM (3GB vs 512GB)
Larger VRAM bandwidth (120.0GB/s vs 12.80GB/s)
1184 additional rendering cores
AMD Radeon HD 7450A 's Advantages
Lower TDP (25W vs 100W)

Score

Benchmark

FP32 (float)
GeForce GTX 870M +1199%
2.599 TFLOPS
Radeon HD 7450A
0.2 TFLOPS
VS

Graphics Card

Mar 2014
Release Date
Jan 2012
GeForce 800M
Generation
All-In-One
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-A (3.0)

Clock Speeds

941 MHz
Base Clock
-
967 MHz
Boost Clock
-
1250 MHz
Memory Clock
800 MHz

Memory

3GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
192bit
Memory Bus
64bit
120.0GB/s
Bandwidth
12.80GB/s

Render Config

-
Compute Units
2
-
-
-
1344
Shading Units
160
112
TMUs
8
24
ROPs
4
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
384 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

27.08 GPixel/s
Pixel Rate
2.500 GPixel/s
108.3 GTexel/s
Texture Rate
5.000 GTexel/s
-
-
-
2.599 TFLOPS
FP32 (float)
200.0 GFLOPS
108.3 GFLOPS
FP64 (double)
-

Board Design

100W
TDP
25W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

GK104
GPU Name
Caicos
N15E-GT-A2
GPU Variant
-
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
0.37 billion
294 mm²
Die Size
67 mm²

Graphics Features

12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0

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