GeForce 9100M G vs GT 645M

VS

Aggregate performance score

We've compared GeForce GT 645M and GeForce 9100M G, covering specs and all relevant benchmarks.

GT 645M
2012
2 GB DDR3\GDDR5, 32 Watt
2.42
+1244%

GT 645M outperforms 9100M G by a whopping 1244% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking8401404
Place by popularitynot in top-100not in top-100
Power efficiency5.27no data
ArchitectureKepler (2012−2018)no data
GPU code nameGK107MCP77MH MCP79MH
Market segmentLaptopLaptop
Release date1 October 2012 (12 years ago)3 June 2008 (16 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores3848
Core clock speedUp to 710 MHz450 MHz
Number of transistors1,270 millionno data
Manufacturing process technology28 nm65 nm
Power consumption (TDP)32 Wattno data
Texture fill rate22.69no data
Floating-point processing power0.5445 TFLOPSno data
ROPs16no data
TMUs32no data

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizemedium sizedno data
Bus supportPCI Express 2.0, PCI Express 3.0no data
InterfacePCIe 3.0 x16no data

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeDDR3\GDDR5no data
Maximum RAM amount2 GBno data
Memory bus width128bitno data
Memory clock speed900 MHzno data
Memory bandwidthUp to 64.0 GB/sno data
Shared memory-+

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsno data
HDMI+-
HDCP+-
Maximum VGA resolutionUp to 2048x1536no data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

3D Blu-Ray+-
Optimus+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 API10
Shader Model5.1no data
OpenGL4.5no data
OpenCL1.1no data
Vulkan1.1.126-
CUDA+-

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

GT 645M 2.42
+1244%
9100M G 0.18

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

GT 645M 934
+1274%
9100M G 68

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

900p30
+1400%
2−3
−1400%
Full HD23
+2200%
1−2
−2200%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 5−6
+150%
2−3
−150%

Full HD
Medium Preset

Assassin's Creed Odyssey 8−9
+167%
3−4
−167%
Battlefield 5 3−4 0−1
Call of Duty: Modern Warfare 6−7
+200%
2−3
−200%
Cyberpunk 2077 5−6
+150%
2−3
−150%
Far Cry 5 4−5 0−1
Far Cry New Dawn 6−7 0−1
Forza Horizon 4 10−12 0−1
Hitman 3 7−8
+75%
4−5
−75%
Horizon Zero Dawn 20−22
+150%
8−9
−150%
Metro Exodus 1−2 0−1
Red Dead Redemption 2 5−6 0−1
Shadow of the Tomb Raider 10−12
+175%
4−5
−175%
Watch Dogs: Legion 35−40
+32.1%
27−30
−32.1%

Full HD
High Preset

Assassin's Creed Odyssey 8−9
+167%
3−4
−167%
Battlefield 5 3−4 0−1
Call of Duty: Modern Warfare 6−7
+200%
2−3
−200%
Cyberpunk 2077 5−6
+150%
2−3
−150%
Far Cry 5 4−5 0−1
Far Cry New Dawn 6−7 0−1
Forza Horizon 4 10−12 0−1
Hitman 3 7−8
+75%
4−5
−75%
Horizon Zero Dawn 20−22
+150%
8−9
−150%
Metro Exodus 1−2 0−1
Red Dead Redemption 2 5−6 0−1
Shadow of the Tomb Raider 10−12
+175%
4−5
−175%
The Witcher 3: Wild Hunt 12−14
+44.4%
9−10
−44.4%
Watch Dogs: Legion 35−40
+32.1%
27−30
−32.1%

Full HD
Ultra Preset

Assassin's Creed Odyssey 8−9
+167%
3−4
−167%
Call of Duty: Modern Warfare 6−7
+200%
2−3
−200%
Cyberpunk 2077 5−6
+150%
2−3
−150%
Far Cry 5 4−5 0−1
Forza Horizon 4 10−12 0−1
Hitman 3 7−8
+75%
4−5
−75%
Horizon Zero Dawn 20−22
+150%
8−9
−150%
Shadow of the Tomb Raider 10−12
+175%
4−5
−175%
The Witcher 3: Wild Hunt 12−14
+44.4%
9−10
−44.4%
Watch Dogs: Legion 35−40
+32.1%
27−30
−32.1%

Full HD
Epic Preset

Red Dead Redemption 2 5−6 0−1

1440p
High Preset

Battlefield 5 4−5 0−1
Far Cry New Dawn 4−5 0−1

1440p
Ultra Preset

Assassin's Creed Odyssey 2−3 0−1
Call of Duty: Modern Warfare 1−2 0−1
Cyberpunk 2077 1−2 0−1
Far Cry 5 3−4 0−1
Hitman 3 7−8
+16.7%
6−7
−16.7%
Horizon Zero Dawn 6−7
+200%
2−3
−200%
The Witcher 3: Wild Hunt 2−3 0−1
Watch Dogs: Legion 14−16
+1300%
1−2
−1300%

1440p
Epic Preset

Red Dead Redemption 2 5−6
+150%
2−3
−150%

4K
High Preset

Battlefield 5 0−1 0−1
Far Cry New Dawn 1−2 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 2−3
+100%
1−2
−100%
Assassin's Creed Valhalla 1−2 0−1
Call of Duty: Modern Warfare 1−2 0−1
Far Cry 5 1−2 0−1
Watch Dogs: Legion 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 3−4
+50%
2−3
−50%

This is how GT 645M and 9100M G compete in popular games:

  • GT 645M is 1400% faster in 900p
  • GT 645M is 2200% faster in 1080p

Here's the range of performance differences observed across popular games:

  • in Call of Duty: Modern Warfare, with 1080p resolution and the Medium Preset, the GT 645M is 200% faster.

All in all, in popular games:

  • Without exception, GT 645M surpassed 9100M G in all 29 of our tests.

Pros & cons summary


Performance score 2.42 0.18
Recency 1 October 2012 3 June 2008
Chip lithography 28 nm 65 nm

GT 645M has a 1244.4% higher aggregate performance score, an age advantage of 4 years, and a 132.1% more advanced lithography process.

The GeForce GT 645M is our recommended choice as it beats the GeForce 9100M G in performance tests.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GT 645M
GeForce GT 645M
NVIDIA GeForce 9100M G
GeForce 9100M G

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.5 96 votes

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3.5 22 votes

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Questions & comments

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