GeForce GTX 275 vs Iris Plus Graphics 640
When comparing GeForce GTX 275 and Iris Plus Graphics 640, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GTX 275 and Iris Plus Graphics 640 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
Iris Plus Graphics 640 is a Laptop Graphics Card
Note: Iris Plus Graphics 640 is only used in laptop graphics. It has 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 Iris Plus Graphics 640 here:
Main Specs
GeForce GTX 275
Iris Plus Graphics 640
Power consumption (TDP)
219 Watt
15 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x1
Supplementary power connectors
2x 6-pin
Memory type
GDDR3
DDR3L/LPDDR3/DDR4
Maximum RAM amount
896 MB
32 GB
Display Connectors
2x DVI
No outputs
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GeForce GTX 275 has 1360% more power consumption, than Iris Plus Graphics 640.
GeForce GTX 275 is connected by PCIe 2.0 x16, and Iris Plus Graphics 640 uses PCIe 3.0 x1 interface.
GeForce GTX 275 has 864 GB more memory, than Iris Plus Graphics 640.
GeForce GTX 275 is used in Desktops, and Iris Plus Graphics 640 - in Laptops.
GeForce GTX 275 is build with Tesla 2.0 architecture, and Iris Plus Graphics 640 - with Gen. 9.5 Kaby Lake.
Core clock speed of GeForce GTX 275 is 1104 MHz higher, than Iris Plus Graphics 640.
GeForce GTX 275 is manufactured by 55 nm process technology, and Iris Plus Graphics 640 - by 14 nm process technology.
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
6−7
6−7
ultra / 1080p
4−5
4−5
QHD / 1440p
0−1
0−1
low / 720p
16−18
16−18
medium / 1080p
8−9
8−9
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
10−12
12−14
ultra / 1080p
10−11
10−11
QHD / 1440p
0−1
0−1
low / 720p
24−27
24−27
medium / 1080p
12−14
12−14
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in Battlefield 5.
low / 768p
45−50
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in Call of Duty: Warzone.
low / 768p
130−140
130−140
medium / 768p
100−110
110−120
ultra / 1080p
50−55
50−55
QHD / 1440p
27−30
27−30
4K / 2160p
27−30
27−30
high / 768p
75−80
80−85
The average gaming FPS of Iris Plus Graphics 640 in Counter-Strike: Global Offensive is 2% more, than GeForce GTX 275.
low / 768p
55−60
55−60
ultra / 1080p
18−20
18−20
medium / 1080p
45−50
45−50
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in Cyberpunk 2077.
low / 768p
75−80
80−85
medium / 768p
55−60
55−60
ultra / 1080p
30−35
30−35
The average gaming FPS of Iris Plus Graphics 640 in Dota 2 is 3% more, than GeForce GTX 275.
high / 1080p
8−9
8−9
ultra / 1080p
7−8
7−8
4K / 2160p
3−4
3−4
low / 720p
18−20
18−20
medium / 1080p
8−9
8−9
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in Far Cry 5.
high / 1080p
14−16
14−16
ultra / 1080p
10−11
10−11
low / 720p
60−65
60−65
medium / 1080p
21−24
21−24
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in Fortnite.
high / 1080p
12−14
12−14
ultra / 1080p
10−12
10−12
QHD / 1440p
1−2
1−2
low / 720p
24−27
24−27
medium / 1080p
12−14
14−16
The average gaming FPS of Iris Plus Graphics 640 in Forza Horizon 4 is 8% more, than GeForce GTX 275.
low / 768p
50−55
50−55
medium / 768p
45−50
45−50
high / 1080p
12−14
12−14
ultra / 1080p
6−7
6−7
QHD / 1440p
0−1
0−1
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in Grand Theft Auto V.
high / 1080p
4−5
4−5
ultra / 1080p
3−4
3−4
4K / 2160p
0−1
0−1
low / 720p
12−14
12−14
medium / 1080p
6−7
6−7
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in Metro Exodus.
low / 768p
90−95
95−100
high / 1080p
85−90
90−95
ultra / 1080p
80−85
80−85
medium / 1080p
90−95
90−95
The average gaming FPS of Iris Plus Graphics 640 in Minecraft is 3% more, than GeForce GTX 275.
high / 1080p
16−18
16−18
ultra / 1080p
14−16
14−16
low / 720p
30−35
30−35
medium / 1080p
18−20
18−20
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
ultra / 1080p
7−8
7−8
QHD / 1440p
0−1
0−1
low / 720p
10−12
12−14
medium / 1080p
10−12
10−12
The average gaming FPS of Iris Plus Graphics 640 in Red Dead Redemption 2 is 11% more, than GeForce GTX 275.
low / 768p
24−27
24−27
medium / 768p
16−18
16−18
high / 1080p
9−10
9−10
ultra / 1080p
6−7
6−7
4K / 2160p
−
6−7
GeForce GTX 275 and Iris Plus Graphics 640 have the same average FPS in The Witcher 3: Wild Hunt.
low / 768p
85−90
85−90
medium / 768p
40−45
45−50
ultra / 1080p
18−20
18−20
high / 768p
35−40
35−40
The average gaming FPS of Iris Plus Graphics 640 in World of Tanks is 2% more, than GeForce GTX 275.
Full Specs
GeForce GTX 275
Iris Plus Graphics 640
Architecture
Tesla 2.0
Gen. 9.5 Kaby Lake
Code name
GT200B
Kaby Lake GT3e
Type
Desktop
Laptop
Release date
15 January 2009
3 January 2017
Pipelines
240
48
Core clock speed
1404 MHz
300 MHz
Boost Clock
1050 MHz
Transistor count
1,400 million
189 million
Manufacturing process technology
55 nm
14 nm
Texture fill rate
50.6 billion/sec
52.80
Floating-point performance
673.9 gflops
Length
10.5" (267 mm) (26.7 cm)
Memory bus width
448 Bit
64/128 Bit
Memory clock speed
1134 MHz
Memory bandwidth
127.0 GB/s
Shared memory
+
DirectX
11.1 (10_0)
12 (12_1)
Shader Model
4.0
6.4
OpenGL
3.0
4.6
OpenCL
1.1
2.1
Vulkan
N/A
1.1.103
CUDA
+
CUDA cores
240
Bus support
PCI-E 2.0
Height
4.376" (111 mm) (11.1 cm)
SLI options
+
Multi monitor support
+
Maximum VGA resolution
2048x1536
Audio input for HDMI
S/PDIF
Quick Sync
+
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