Iris Pro Graphics P580 vs Radeon R9 M385

Place in the ranking	614	618
Place by popularity	not in top-100	not in top-100
Power efficiency	no data	23.95
Architecture	GCN 2.0 (2013−2017)	Generation 9.0 (2015−2016)
GPU code name	Strato	Skylake GT4e
Market segment	Laptop	Laptop
Release date	5 May 2015 (9 years ago)	1 September 2015 (9 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	896	576
Core clock speed	900 MHz	350 MHz
Boost clock speed	1100 MHz	1050 MHz
Number of transistors	2,080 million	189 million
Manufacturing process technology	28 nm	14 nm+
Power consumption (TDP)	no data	15 Watt
Texture fill rate	56.00	75.60
Floating-point processing power	1.792 TFLOPS	1.21 TFLOPS
ROPs	16	9
TMUs	56	72

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	medium sized	no data
Bus support	PCIe 3.0	no data
Interface	PCIe 3.0 x16	Ring Bus

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	GDDR5	DDR3L/LPDDR3/DDR4
Maximum RAM amount	4 GB	64 GB
Memory bus width	128 Bit	System Shared
Memory clock speed	1500 MHz	System Shared
Memory bandwidth	76.8 GB/s	no 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 Connectors	No outputs	Portable Device Dependent
Eyefinity	+	-

Supported technologies

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

FreeSync	+	-
HD3D	+	-
PowerTune	+	-
DualGraphics	+	-
TrueAudio	+	-
ZeroCore	+	-
Switchable graphics	+	-
Quick Sync	no data	+

API compatibility

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

DirectX	DirectX® 12	12 (12_1)
Shader Model	6.3	6.4
OpenGL	4.4	4.6
OpenCL	Not Listed	3.0
Vulkan	-	1.3
Mantle	+	-

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.

R9 M385 5.35
+2.1%

Iris Pro Graphics P580 5.24

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.

R9 M385 2060
+2%

Iris Pro Graphics P580 2020

Gaming performance

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

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

9−10

+0%

9−10

+0%

Full HD
Medium Preset

Assassin's Creed Odyssey	14−16 +0%	14−16 +0%
Assassin's Creed Valhalla	6−7 +0%	6−7 +0%
Battlefield 5	14−16 +0%	14−16 +0%
Call of Duty: Modern Warfare	10−12 +0%	10−12 +0%
Cyberpunk 2077	9−10 +0%	9−10 +0%
Far Cry 5	12−14 +9.1%	10−12 −9.1%
Far Cry New Dawn	14−16 +0%	14−16 +0%
Forza Horizon 4	30−35 +3%	30−35 −3%
Hitman 3	10−12 +0%	10−12 +0%
Horizon Zero Dawn	30−35 +3%	30−35 −3%
Metro Exodus	12−14 +0%	12−14 +0%
Red Dead Redemption 2	14−16 +0%	14−16 +0%
Shadow of the Tomb Raider	18−20 +0%	18−20 +0%
Watch Dogs: Legion	45−50 +2.1%	45−50 −2.1%

Full HD
High Preset

Assassin's Creed Odyssey	14−16 +0%	14−16 +0%
Assassin's Creed Valhalla	6−7 +0%	6−7 +0%
Battlefield 5	14−16 +0%	14−16 +0%
Call of Duty: Modern Warfare	10−12 +0%	10−12 +0%
Cyberpunk 2077	9−10 +0%	9−10 +0%
Far Cry 5	12−14 +9.1%	10−12 −9.1%
Far Cry New Dawn	14−16 +0%	14−16 +0%
Forza Horizon 4	30−35 +3%	30−35 −3%
Hitman 3	10−12 +0%	10−12 +0%
Horizon Zero Dawn	30−35 +3%	30−35 −3%
Metro Exodus	12−14 +0%	12−14 +0%
Red Dead Redemption 2	14−16 +0%	14−16 +0%
Shadow of the Tomb Raider	18−20 +0%	18−20 +0%
The Witcher 3: Wild Hunt	18−20 +0%	18−20 +0%
Watch Dogs: Legion	45−50 +2.1%	45−50 −2.1%

Full HD
Ultra Preset

Assassin's Creed Odyssey	14−16 +0%	14−16 +0%
Assassin's Creed Valhalla	6−7 +0%	6−7 +0%
Call of Duty: Modern Warfare	10−12 +0%	10−12 +0%
Cyberpunk 2077	9−10 +0%	9−10 +0%
Far Cry 5	12−14 +9.1%	10−12 −9.1%
Forza Horizon 4	30−35 +3%	30−35 −3%
Hitman 3	10−12 +0%	10−12 +0%
Horizon Zero Dawn	30−35 +3%	30−35 −3%
Shadow of the Tomb Raider	18−20 +0%	18−20 +0%
The Witcher 3: Wild Hunt	18−20 +0%	18−20 +0%
Watch Dogs: Legion	45−50 +2.1%	45−50 −2.1%

Full HD
Epic Preset

Red Dead Redemption 2

14−16

+0%

14−16

+0%

1440p
High Preset

Battlefield 5	10−11 +0%	10−11 +0%
Far Cry New Dawn	8−9 +0%	8−9 +0%

1440p
Ultra Preset

Assassin's Creed Odyssey	5−6 +0%	5−6 +0%
Assassin's Creed Valhalla	0−1	0−1
Call of Duty: Modern Warfare	5−6 +0%	5−6 +0%
Cyberpunk 2077	2−3 +0%	2−3 +0%
Far Cry 5	6−7 +0%	6−7 +0%
Forza Horizon 4	12−14 +0%	12−14 +0%
Hitman 3	9−10 +0%	9−10 +0%
Horizon Zero Dawn	12−14 +0%	12−14 +0%
Metro Exodus	3−4 +0%	3−4 +0%
The Witcher 3: Wild Hunt	4−5 +0%	4−5 +0%
Watch Dogs: Legion	30−35 +3%	30−35 −3%

1440p
Epic Preset

Red Dead Redemption 2

10−11
+11.1%

9−10

−11.1%

4K
High Preset

Battlefield 5	4−5 +0%	4−5 +0%
Far Cry New Dawn	4−5 +33.3%	3−4 −33.3%
Hitman 3	1−2 +0%	1−2 +0%
Horizon Zero Dawn	10−11 +11.1%	9−10 −11.1%
Metro Exodus	2−3 +0%	2−3 +0%
The Witcher 3: Wild Hunt	1−2 +0%	1−2 +0%

4K
Ultra Preset

Assassin's Creed Odyssey	3−4 +0%	3−4 +0%
Assassin's Creed Valhalla	2−3 +0%	2−3 +0%
Call of Duty: Modern Warfare	2−3 +0%	2−3 +0%
Cyberpunk 2077	0−1	0−1
Far Cry 5	3−4 +0%	3−4 +0%
Forza Horizon 4	5−6 +25%	4−5 −25%
Watch Dogs: Legion	2−3 +0%	2−3 +0%

4K
Epic Preset

Red Dead Redemption 2

6−7

+0%

6−7

+0%

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

in Far Cry New Dawn, with 4K resolution and the High Preset, the R9 M385 is 33% faster.

All in all, in popular games:

R9 M385 is ahead in 17 tests (25%)
there's a draw in 51 test (75%)

Pros & cons summary

Performance score	5.35	5.24
Recency	5 May 2015	1 September 2015
Maximum RAM amount	4 GB	64 GB
Chip lithography	28 nm	14 nm

R9 M385 has a 2.1% higher aggregate performance score.

Iris Pro Graphics P580, on the other hand, has an age advantage of 3 months, a 1500% higher maximum VRAM amount, and a 100% more advanced lithography process.

Given the minimal performance differences, no clear winner can be declared between Radeon R9 M385 and Iris Pro Graphics P580.

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