FirePro M4100 vs GeForce GT 645M
Find out if it is worth upgrading your current GPU setup by comparing FirePro M4100 and GeForce GT 645M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between FirePro M4100 and GeForce GT 645M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
FirePro M4100 and GeForce GT 645M are Laptop Graphics Cards
Note: FirePro M4100 and GeForce GT 645M are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with FirePro M4100 or GeForce GT 645M here:
Main Specs
FirePro M4100
GeForce GT 645M
Power consumption (TDP)
32 Watt
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Memory type
GDDR5
DDR3\GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
No outputs
No outputs
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FirePro M4100 is connected by PCIe 3.0 x8, and GeForce GT 645M uses PCIe 3.0 x16 interface.
FirePro M4100 and GeForce GT 645M have maximum RAM of 2 GB.
FirePro M4100 is used in Mobile workstations, and GeForce GT 645M - in Laptops.
FirePro M4100 is build with GCN architecture, and GeForce GT 645M - with Kepler.
FirePro M4100 and GeForce GT 645M are manufactured by 28 nm process technology.
Memory clock speed of FirePro M4100 is 2200 MHz higher, than GeForce GT 645M.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
1−2
1−2
ultra / 1080p
0−1
0−1
QHD / 1440p
0−1
0−1
low / 720p
12−14
12−14
medium / 1080p
3−4
2−3
The average gaming FPS of FirePro M4100 in Assassin's Creed Odyssey is 20% more, than GeForce GT 645M.
ultra / 1080p
4−5
3−4
QHD / 1440p
0−1
0−1
low / 720p
16−18
12−14
medium / 1080p
6−7
4−5
The average gaming FPS of FirePro M4100 in Battlefield 5 is 28% more, than GeForce GT 645M.
low / 768p
45−50
50−55
high / 1080p
40−45
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GT 645M in Call of Duty: Warzone is 11% more, than FirePro M4100.
low / 768p
120−130
110−120
medium / 768p
95−100
85−90
ultra / 1080p
40−45
35−40
QHD / 1440p
24−27
−
4K / 2160p
18−20
10−11
high / 768p
65−70
60−65
The average gaming FPS of FirePro M4100 in Counter-Strike: Global Offensive is 12% more, than GeForce GT 645M.
low / 768p
85−90
70−75
ultra / 1080p
16−18
14−16
medium / 1080p
40−45
45−50
The average gaming FPS of FirePro M4100 in Cyberpunk 2077 is 8% more, than GeForce GT 645M.
low / 768p
75−80
70−75
medium / 768p
50−55
45−50
ultra / 1080p
24−27
18−20
The average gaming FPS of FirePro M4100 in Dota 2 is 10% more, than GeForce GT 645M.
high / 1080p
2−3
2−3
ultra / 1080p
2−3
2−3
4K / 2160p
1−2
0−1
low / 720p
12−14
10−11
medium / 1080p
3−4
3−4
The average gaming FPS of FirePro M4100 in Far Cry 5 is 25% more, than GeForce GT 645M.
high / 1080p
10−11
−
ultra / 1080p
5−6
5−6
QHD / 1440p
2−3
1−2
low / 720p
50−55
45−50
medium / 1080p
12−14
8−9
The average gaming FPS of FirePro M4100 in Fortnite is 20% more, than GeForce GT 645M.
high / 1080p
4−5
3−4
QHD / 1440p
0−1
0−1
low / 720p
18−20
14−16
medium / 1080p
7−8
6−7
The average gaming FPS of FirePro M4100 in Forza Horizon 4 is 25% more, than GeForce GT 645M.
low / 768p
45−50
40−45
high / 1080p
5−6
3−4
ultra / 1080p
2−3
2−3
QHD / 1440p
0−1
0−1
medium / 720p
35−40
35−40
The average gaming FPS of FirePro M4100 in Grand Theft Auto V is 9% more, than GeForce GT 645M.
high / 1080p
1−2
1−2
ultra / 1080p
0−1
0−1
4K / 2160p
0−1
0−1
low / 720p
5−6
3−4
medium / 1080p
3−4
2−3
The average gaming FPS of FirePro M4100 in Metro Exodus is 50% more, than GeForce GT 645M.
low / 768p
90−95
85−90
high / 1080p
85−90
55−60
ultra / 1080p
70−75
−
medium / 1080p
90−95
−
The average gaming FPS of FirePro M4100 in Minecraft is 25% more, than GeForce GT 645M.
high / 1080p
−
14−16
ultra / 1080p
12−14
12−14
low / 720p
27−30
24−27
medium / 1080p
14−16
14−16
The average gaming FPS of FirePro M4100 in PLAYERUNKNOWN'S BATTLEGROUNDS is 5% more, than GeForce GT 645M.
ultra / 1080p
4−5
3−4
QHD / 1440p
0−1
0−1
low / 720p
6−7
4−5
The average gaming FPS of FirePro M4100 in Red Dead Redemption 2 is 25% more, than GeForce GT 645M.
low / 768p
12−14
8−9
medium / 768p
9−10
7−8
high / 1080p
4−5
3−4
ultra / 1080p
3−4
3−4
4K / 2160p
0−1
0−1
The average gaming FPS of FirePro M4100 in The Witcher 3: Wild Hunt is 40% more, than GeForce GT 645M.
low / 768p
75−80
70−75
medium / 768p
35−40
35−40
ultra / 1080p
16−18
12−14
high / 768p
30−35
30−33
The average gaming FPS of FirePro M4100 in World of Tanks is 7% more, than GeForce GT 645M.
Full Specs
FirePro M4100
GeForce GT 645M
Architecture
GCN
Kepler
Code name
Mars
N13P-GS
Type
Mobile workstation
Laptop
Release date
1 October 2013
22 March 2012
Pipelines
384
384
Core clock speed
670 MHz
Transistor count
950 million
1,270 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
16.08
22.7 billion/sec
Floating-point performance
514.6 gflops
544.5 gflops
Memory bus width
128 Bit
128bit
Memory clock speed
4000 MHz
1800 MHz
Memory bandwidth
64 GB/s
Shared memory
-
-
DirectX
12 (11_1)
12 API
Shader Model
5.1
5.1
OpenGL
4.6
4.5
OpenCL
1.2
1.1
Vulkan
1.2.131
1.1.126
CUDA
+
CUDA cores
384
Bus support
PCI Express 2.0, PCI Express 3.0
HDMI
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
3D Blu-Ray
+
Bitcoin / BTC (SHA256)
74 Mh/s
19 Mh/s
Laptop size
medium sized
medium sized
Optimus
+
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