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NVIDIA GeForce 945A

Graphics Processor
GM108
Cores
384
TMUs
24
ROPs
8
Memory Size
2 GB
Memory Type
DDR3
Bus Width
64 bit
The GeForce 945A is a graphics card by NVIDIA, launched in March 2015. Built on the 28 nm process, and based on the GM108 graphics processor, the card supports DirectX 12.0. It features 384 shading units, 24 texture mapping units and 8 ROPs. NVIDIA has placed 2,048 MB DDR3 memory on the card, which are connected using a 64-bit memory interface. The GPU is operating at a frequency of 1072 MHz, which can be boosted up to 1176 MHz, memory is running at 900 MHz.
Being a mxm module card, its power draw is rated at 33 W maximum. This device has no display connectivity, as it is not designed to have monitors connected to it. GeForce 945A is connected to the rest of the system using a PCI-Express 3.0 x8 interface.

Graphics Processor

GPU Name
GM108
Architecture
Maxwell
Foundry
TSMC
Process Size
28 nm
Transistors
unknown
Die Size
unknown

Mobile Graphics

Release Date
Mar 13th, 2015
Generation
GeForce 900A
Production
Active
Bus Interface
PCIe 3.0 x8

Relative Performance

8%
GeForce 210
11%
GeForce 9400 GT
13%
Radeon HD 4550
17%
Radeon HD 5450
20%
Radeon HD 6450
21%
GeForce GT 520
26%
GeForce GT 220
34%
GeForce GT 430
35%
Radeon HD 5570
38%
Radeon HD 4670
40%
GeForce GT 440
41%
GeForce GT 240
47%
GeForce 9600 GT
50%
Radeon HD 5670
53%
GeForce GT 640
55%
GeForce 9800 GT
57%
Radeon HD 6670
59%
Radeon HD 4830
63%
Radeon HD 4770
66%
Radeon HD 4850
68%
GeForce GTS 250
70%
GeForce GTS 450
72%
Radeon HD 5750
83%
Radeon HD 7750
83%
Radeon HD 5770
85%
GeForce GTX 260
86%
Radeon HD 4870
86%
Radeon Vega 8
87%
GeForce GTX 550 Ti
88%
GeForce GTX 650
93%
Radeon HD 5830
97%
Radeon HD 6790
99%
Radeon HD 4890
100%
GeForce 945A
103%
GeForce GTX 460
103%
Radeon RX Vega 11
104%
GeForce GT 1030
105%
GeForce GTX 275
106%
Radeon HD 7770 GHz Edition
106%
GeForce GTX 280
108%
GeForce GTX 465
113%
Radeon HD 6850
115%
GeForce GTX 285
124%
Radeon HD 5850
126%
GeForce GTX 650 Ti
126%
Radeon HD 7790
131%
Radeon RX 550
132%
GeForce GTX 470
136%
Radeon HD 6870
146%
Radeon HD 5870
150%
GeForce GTX 560 Ti
151%
Radeon HD 4870 X2
154%
GeForce GTX 750 Ti
155%
Radeon HD 6950
160%
GeForce GTX 295
162%
GeForce GTX 650 Ti Boost
163%
Radeon HD 7850
166%
GeForce GTX 480
174%
Radeon HD 6970
177%
Radeon R7 265
180%
Radeon RX 460
180%
Radeon R7 370
180%
GeForce GTX 660
181%
GeForce GTX 570
184%
Radeon RX 560
195%
GeForce GTX 950
197%
Radeon HD 7870 GHz Edition
202%
Radeon R9 270X
204%
GeForce GTX 660 Ti
205%
GeForce GTX 580
207%
GeForce GTX 1050
207%
Radeon HD 7950
211%
Radeon HD 5970
217%
GeForce GTX 760
234%
GeForce GTX 670
240%
GeForce GTX 960
246%
Radeon R9 380
248%
Radeon R9 285
250%
Radeon HD 7970
253%
GeForce GTX 680
259%
GeForce GTX 1050 Ti
265%
GeForce GTX 770
272%
Radeon HD 6990
278%
Radeon R9 280X
282%
GeForce GTX 590
282%
Radeon HD 7970 GHz Edition
313%
GeForce GTX 780
324%
GeForce GTX 1650
344%
Radeon RX 470
349%
Radeon R9 290
368%
Radeon RX 570
372%
Radeon R9 390
374%
Radeon R9 290X
379%
GeForce GTX 970
384%
GeForce GTX TITAN
389%
GeForce GTX 780 Ti
395%
Radeon R9 390X
397%
Radeon HD 7990
398%
Radeon RX 480
402%
GeForce GTX 690
423%
Radeon RX 580
432%
GeForce GTX 980
438%
Radeon R9 FURY
438%
GeForce GTX 1060 6 GB
457%
Radeon RX 590
481%
Radeon R9 295X2
484%
GeForce GTX 1660
490%
Radeon R9 FURY X
498%
GeForce GTX 980 Ti
511%
GeForce GTX TITAN X
556%
GeForce GTX 1660 Ti
556%
GeForce GTX 1070
592%
Radeon RX Vega 56
628%
GeForce GTX 1070 Ti
646%
Radeon RX Vega 64
654%
GeForce GTX 1080
654%
GeForce RTX 2060
681%
Radeon RX 5700
735%
GeForce RTX 2060 SUPER
762%
GeForce RTX 2070
780%
Radeon RX 5700 XT
789%
Radeon VII
809%
TITAN X Pascal
834%
GeForce GTX 1080 Ti
843%
GeForce RTX 2070 SUPER
897%
GeForce RTX 2080
950%
GeForce RTX 2080 SUPER
1049%
GeForce RTX 2080 Ti
Based on TPU review data: "Performance Summary" at 1920x1080
Performance estimated based on architecture, shader count and clocks.

Clock Speeds

Base Clock
1072 MHz
Boost Clock
1176 MHz
Memory Clock
900 MHz
1800 MHz effective

Memory

Memory Size
2 GB
Memory Type
DDR3
Memory Bus
64 bit
Bandwidth
14.40 GB/s

Render Config

Shading Units
384
TMUs
24
ROPs
8
SMM Count
3
L1 Cache
64 KB (per SMM)
L2 Cache
1024 KB

Theoretical Performance

Pixel Rate
9.408 GPixel/s
Texture Rate
28.22 GTexel/s
FP32 (float) performance
903.2 GFLOPS
FP64 (double) performance
28.22 GFLOPS (1:32)

Board Design

Slot Width
MXM Module
TDP
33 W
Outputs
No outputs

Graphics Features

DirectX
12.0 (11_0)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.103
CUDA
5.0
Shader Model
5.1