NVIDIA GeForce GTX 675MX Mac Edition vs NVIDIA GeForce 845M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 675MX Mac Edition and 2GB VRAM GeForce 845M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 675MX Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 40.10GB/s)
960 additional rendering cores
NVIDIA GeForce 845M 's Advantages
Released 2 years and 4 months late
Boost Clock1176MHz
More VRAM (2GB vs 1024GB)
Lower TDP (33W vs 100W)
Score
Benchmark
FP32 (float)
GeForce GTX 675MX Mac Edition
+114%
1.933 TFLOPS
GeForce 845M
0.903 TFLOPS
Graphics Card
Apr 2013
Release Date
Aug 2015
GeForce 600M
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1071 MHz
-
Boost Clock
1176 MHz
1250 MHz
Memory Clock
1253 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
40.10GB/s
Render Config
-
-
-
-
-
-
1344
Shading Units
384
112
TMUs
32
32
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SMM)
512 KB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
20.13 GPixel/s
Pixel Rate
18.82 GPixel/s
80.53 GTexel/s
Texture Rate
37.63 GTexel/s
-
-
-
1.933 TFLOPS
FP32 (float)
903.2 GFLOPS
80.53 GFLOPS
FP64 (double)
28.22 GFLOPS
Board Design
100W
TDP
33W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GK104
GPU Name
GM108
N13E-GSR-A2
GPU Variant
-
Kepler
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
Unknown
294 mm²
Die Size
Unknown
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
5.0
5.1
Shader Model
5.1
