GeForce GT 650M vs Iris Pro Graphics P580

Place in the ranking	621	761
Place by popularity	not in top-100	not in top-100
Power efficiency	24.17	4.79
Architecture	Generation 9.0 (2015−2016)	Kepler (2012−2018)
GPU code name	Skylake GT4e	GK107
Market segment	Laptop	Laptop
Release date	1 September 2015 (9 years ago)	22 March 2012 (12 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 cores	576	384
Core clock speed	350 MHz	Up to 900 MHz
Boost clock speed	1050 MHz	950 MHz
Number of transistors	189 million	1,270 million
Manufacturing process technology	14 nm+	28 nm
Power consumption (TDP)	15 Watt	45 Watt
Texture fill rate	75.60	30.40
Floating-point processing power	1.21 TFLOPS	0.7296 TFLOPS
ROPs	9	16
TMUs	72	32

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 size	no data	medium sized
Bus support	no data	PCI Express 2.0, PCI Express 3.0
Interface	Ring Bus	PCIe 3.0 x16

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 type	DDR3L/LPDDR3/DDR4	DDR3\GDDR5
Maximum RAM amount	64 GB	2 GB
Memory bus width	System Shared	128bit
Memory clock speed	System Shared	900 MHz
Memory bandwidth	no data	Up to 80.0 GB/s
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 Connectors	Portable Device Dependent	No outputs
HDMI	-	+
HDCP	-	+
Maximum VGA resolution	no data	Up to 2048x1536

Supported technologies

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

3D Blu-Ray	-	+
Optimus	-	+
Quick Sync	+	no data

API compatibility

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

DirectX	12 (12_1)	12 API
Shader Model	6.4	5.1
OpenGL	4.6	4.5
OpenCL	3.0	1.1
Vulkan	1.3	1.1.126
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.

Iris Pro Graphics P580 5.26
+68.1%

GT 650M 3.13

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.

Iris Pro Graphics P580 2020
+68.1%

GT 650M 1202

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:

900p	50−55 +61.3%	31 −61.3%
Full HD	50−55 +61.3%	31 −61.3%

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	10−12 +22.2%	9−10 −22.2%
Cyberpunk 2077	10−12 +57.1%	7−8 −57.1%
Elden Ring	14−16 +75%	8−9 −75%

Full HD
Medium Preset

Battlefield 5	16−18 +100%	8−9 −100%
Counter-Strike 2	10−12 +22.2%	9−10 −22.2%
Cyberpunk 2077	10−12 +57.1%	7−8 −57.1%
Forza Horizon 4	21−24 +46.7%	14−16 −46.7%
Metro Exodus	12−14 +117%	6−7 −117%
Red Dead Redemption 2	16−18 +45.5%	10−12 −45.5%
Valorant	16−18 +300%	4−5 −300%

Full HD
High Preset

Battlefield 5	16−18 +100%	8−9 −100%
Counter-Strike 2	10−12 +22.2%	9−10 −22.2%
Cyberpunk 2077	10−12 +57.1%	7−8 −57.1%
Dota 2	16−18 +88.9%	9−10 −88.9%
Elden Ring	14−16 +75%	8−9 −75%
Far Cry 5	24−27 +47.1%	16−18 −47.1%
Fortnite	30−35 +82.4%	16−18 −82.4%
Forza Horizon 4	21−24 +46.7%	14−16 −46.7%
Grand Theft Auto V	16−18 +88.9%	9−10 −88.9%
Metro Exodus	12−14 +117%	6−7 −117%
PLAYERUNKNOWN'S BATTLEGROUNDS	40−45 +57.1%	27−30 −57.1%
Red Dead Redemption 2	16−18 +45.5%	10−12 −45.5%
The Witcher 3: Wild Hunt	16−18 +54.5%	10−12 −54.5%
Valorant	16−18 +300%	4−5 −300%
World of Tanks	85−90 +18.1%	72 −18.1%

Full HD
Ultra Preset

Battlefield 5	16−18 +100%	8−9 −100%
Counter-Strike 2	10−12 +22.2%	9−10 −22.2%
Cyberpunk 2077	10−12 +57.1%	7−8 −57.1%
Dota 2	16−18 +88.9%	9−10 −88.9%
Far Cry 5	24−27 +47.1%	16−18 −47.1%
Forza Horizon 4	21−24 +46.7%	14−16 −46.7%
PLAYERUNKNOWN'S BATTLEGROUNDS	40−45 +57.1%	27−30 −57.1%
Valorant	16−18 +300%	4−5 −300%

1440p
High Preset

Dota 2	5−6 +150%	2−3 −150%
Elden Ring	6−7 +100%	3−4 −100%
Grand Theft Auto V	5−6 +150%	2−3 −150%
PLAYERUNKNOWN'S BATTLEGROUNDS	30−35 +54.5%	21−24 −54.5%
Red Dead Redemption 2	4−5 +100%	2−3 −100%
World of Tanks	35−40 +72.7%	21−24 −72.7%

1440p
Ultra Preset

Battlefield 5	8−9 +167%	3−4 −167%
Counter-Strike 2	30−35 +0%	30−35 +0%
Cyberpunk 2077	5−6 +25%	4−5 −25%
Far Cry 5	10−12 +37.5%	8−9 −37.5%
Forza Horizon 4	9−10 +350%	2−3 −350%
Metro Exodus	5−6 +150%	2−3 −150%
The Witcher 3: Wild Hunt	8−9 +33.3%	6−7 −33.3%
Valorant	14−16 +40%	10−11 −40%

4K
High Preset

Dota 2	16−18 +6.3%	16−18 −6.3%
Elden Ring	3−4 +200%	1−2 −200%
Grand Theft Auto V	16−18 +6.7%	14−16 −6.7%
Metro Exodus	1−2	0−1
PLAYERUNKNOWN'S BATTLEGROUNDS	14−16 +66.7%	9−10 −66.7%
Red Dead Redemption 2	3−4 +50%	2−3 −50%
The Witcher 3: Wild Hunt	16−18 +0%	16−18 +0%

4K
Ultra Preset

Battlefield 5	4−5 +100%	2−3 −100%
Cyberpunk 2077	2−3 +0%	2−3 +0%
Dota 2	16−18 +6.3%	16−18 −6.3%
Far Cry 5	6−7 +100%	3−4 −100%
Fortnite	4−5 +100%	2−3 −100%
Forza Horizon 4	5−6 +400%	1−2 −400%
Valorant	5−6 +66.7%	3−4 −66.7%

This is how Iris Pro Graphics P580 and GT 650M compete in popular games:

Iris Pro Graphics P580 is 61% faster in 900p
Iris Pro Graphics P580 is 61% faster in 1080p

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

in Forza Horizon 4, with 4K resolution and the Ultra Preset, the Iris Pro Graphics P580 is 400% faster.

All in all, in popular games:

Iris Pro Graphics P580 is ahead in 56 tests (95%)
there's a draw in 3 tests (5%)

Pros & cons summary

Performance score	5.26	3.13
Recency	1 September 2015	22 March 2012
Maximum RAM amount	64 GB	2 GB
Chip lithography	14 nm	28 nm
Power consumption (TDP)	15 Watt	45 Watt

Iris Pro Graphics P580 has a 68.1% higher aggregate performance score, an age advantage of 3 years, a 3100% higher maximum VRAM amount, a 100% more advanced lithography process, and 200% lower power consumption.

The Iris Pro Graphics P580 is our recommended choice as it beats the GeForce GT 650M in performance tests.

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