Home GPU Comparison NVIDIA GeForce GTX 675MX vs AMD Radeon HD 8690M

NVIDIA GeForce GTX 675MX vs AMD Radeon HD 8690M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 675MX and 2GB VRAM Radeon HD 8690M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675MX 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 32.00GB/s)
640 additional rendering cores
AMD Radeon HD 8690M 's Advantages
Boost Clock975MHz

Score

Benchmark

FP32 (float)
GeForce GTX 675MX +101%
1.256 TFLOPS
Radeon HD 8690M
0.624 TFLOPS
VS

Graphics Card

Oct 2012
Release Date
Mar 2013
GeForce 600M
Generation
Solar System
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
925 MHz
-
Boost Clock
975 MHz
900 MHz
Memory Clock
1000 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
115.2GB/s
Bandwidth
32.00GB/s

Render Config

-
Compute Units
5
-
-
-
960
Shading Units
320
80
TMUs
20
32
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

13.08 GPixel/s
Pixel Rate
7.800 GPixel/s
52.32 GTexel/s
Texture Rate
19.50 GTexel/s
-
-
-
1256 GFLOPS
FP32 (float)
624.0 GFLOPS
52.32 GFLOPS
FP64 (double)
39.00 GFLOPS

Board Design

100W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-

Graphics Processor

GK104
GPU Name
Sun
N13E-GSR-A2
GPU Variant
Sun S3 XT (216-0841009)
Kepler
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
0.69 billion
294 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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