ATI Mobility Radeon HD 4870 vs Iris Plus Graphics 650

Place in the ranking	648	862
Place by popularity	not in top-100	not in top-100
Power efficiency	21.01	no data
Architecture	Generation 9.5 (2016−2020)	TeraScale (2005−2013)
GPU code name	Kaby Lake GT3e	M98
Market segment	Desktop	Laptop
Release date	3 January 2017 (7 years ago)	9 January 2009 (15 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	384	800
Core clock speed	300 MHz	550 MHz
Boost clock speed	1150 MHz	no data
Number of transistors	189 million	956 million
Manufacturing process technology	14 nm++	55 nm
Power consumption (TDP)	15 Watt	no data
Texture fill rate	55.20	22.00
Floating-point processing power	0.8832 TFLOPS	0.88 TFLOPS
ROPs	6	16
TMUs	48	40

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	large
Interface	Ring Bus	PCIe 2.0 x16
Width	IGP	no 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 type	DDR3L/LPDDR3/DDR4	GDDR3
Maximum RAM amount	32 GB	512 MB
Memory bus width	System Shared	256 Bit
Memory clock speed	System Shared	888 MHz
Memory bandwidth	no data	56.83 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

Supported technologies

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

Quick Sync

no data

API compatibility

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

DirectX	12 (12_1)	10.1 (10_1)
Shader Model	6.4	4.1
OpenGL	4.6	3.3
OpenCL	3.0	1.1
Vulkan	1.3	N/A

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:

Full HD

−33.3%

28
+33.3%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

8−9
+60%

5−6

−60%

Full HD
Medium Preset

Assassin's Creed Odyssey	12−14 +85.7%	7−8 −85.7%
Assassin's Creed Valhalla	4−5 +300%	1−2 −300%
Battlefield 5	10−12 +450%	2−3 −450%
Call of Duty: Modern Warfare	10−11 +100%	5−6 −100%
Cyberpunk 2077	8−9 +60%	5−6 −60%
Far Cry 5	10−11 +233%	3−4 −233%
Far Cry New Dawn	12−14 +160%	5−6 −160%
Forza Horizon 4	27−30 +211%	9−10 −211%
Hitman 3	10−11 +42.9%	7−8 −42.9%
Horizon Zero Dawn	30−33 +66.7%	18−20 −66.7%
Metro Exodus	10−11 +150%	4−5 −150%
Red Dead Redemption 2	12−14 +200%	4−5 −200%
Shadow of the Tomb Raider	16−18 +70%	10−11 −70%
Watch Dogs: Legion	45−50 +25%	35−40 −25%

Full HD
High Preset

Assassin's Creed Odyssey	12−14 +85.7%	7−8 −85.7%
Assassin's Creed Valhalla	4−5 +300%	1−2 −300%
Battlefield 5	10−12 +450%	2−3 −450%
Call of Duty: Modern Warfare	10−11 +100%	5−6 −100%
Cyberpunk 2077	8−9 +60%	5−6 −60%
Far Cry 5	10−11 +233%	3−4 −233%
Far Cry New Dawn	12−14 +160%	5−6 −160%
Forza Horizon 4	27−30 +211%	9−10 −211%
Hitman 3	10−11 +42.9%	7−8 −42.9%
Horizon Zero Dawn	30−33 +66.7%	18−20 −66.7%
Metro Exodus	10−11 +150%	4−5 −150%
Red Dead Redemption 2	12−14 +200%	4−5 −200%
Shadow of the Tomb Raider	16−18 +70%	10−11 −70%
The Witcher 3: Wild Hunt	16−18 +41.7%	12−14 −41.7%
Watch Dogs: Legion	45−50 +25%	35−40 −25%

Full HD
Ultra Preset

Assassin's Creed Odyssey	12−14 +85.7%	7−8 −85.7%
Assassin's Creed Valhalla	4−5 +300%	1−2 −300%
Call of Duty: Modern Warfare	10−11 +100%	5−6 −100%
Cyberpunk 2077	8−9 +60%	5−6 −60%
Far Cry 5	10−11 +233%	3−4 −233%
Forza Horizon 4	27−30 +211%	9−10 −211%
Hitman 3	10−11 +42.9%	7−8 −42.9%
Horizon Zero Dawn	30−33 +66.7%	18−20 −66.7%
Shadow of the Tomb Raider	16−18 +70%	10−11 −70%
The Witcher 3: Wild Hunt	16−18 +41.7%	12−14 −41.7%
Watch Dogs: Legion	45−50 +25%	35−40 −25%

Full HD
Epic Preset

Red Dead Redemption 2

12−14
+200%

4−5

−200%

1440p
High Preset

Battlefield 5	8−9 +167%	3−4 −167%
Far Cry New Dawn	7−8 +133%	3−4 −133%

1440p
Ultra Preset

Assassin's Creed Odyssey	4−5 +100%	2−3 −100%
Call of Duty: Modern Warfare	4−5 +300%	1−2 −300%
Cyberpunk 2077	2−3 +100%	1−2 −100%
Far Cry 5	5−6 +150%	2−3 −150%
Forza Horizon 4	8−9 +167%	3−4 −167%
Hitman 3	9−10 +28.6%	7−8 −28.6%
Horizon Zero Dawn	10−11 +66.7%	6−7 −66.7%
Metro Exodus	1−2	0−1
The Witcher 3: Wild Hunt	4−5 +300%	1−2 −300%
Watch Dogs: Legion	27−30 +133%	12−14 −133%

1440p
Epic Preset

Red Dead Redemption 2

8−9
+60%

5−6

−60%

4K
High Preset

Battlefield 5	3−4 +200%	1−2 −200%
Far Cry New Dawn	3−4 +200%	1−2 −200%
Hitman 3	1−2	0−1
Horizon Zero Dawn	4−5 +300%	1−2 −300%
Metro Exodus	1−2	0−1
The Witcher 3: Wild Hunt	0−1	0−1

4K
Ultra Preset

Assassin's Creed Odyssey	3−4 +50%	2−3 −50%
Assassin's Creed Valhalla	2−3 +100%	1−2 −100%
Call of Duty: Modern Warfare	2−3 +100%	1−2 −100%
Cyberpunk 2077	0−1	0−1
Far Cry 5	2−3 +100%	1−2 −100%
Forza Horizon 4	3−4 +200%	1−2 −200%
Watch Dogs: Legion	1−2	0−1

4K
Epic Preset

Red Dead Redemption 2

5−6
+66.7%

3−4

−66.7%

This is how Iris Plus Graphics 650 and ATI Mobility HD 4870 compete in popular games:

ATI Mobility HD 4870 is 33% faster in 1080p

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

in Battlefield 5, with 1080p resolution and the Medium Preset, the Iris Plus Graphics 650 is 450% faster.

All in all, in popular games:

Without exception, Iris Plus Graphics 650 surpassed ATI Mobility HD 4870 in all 54 of our tests.

Pros & cons summary

Performance score	4.55	2.11
Recency	3 January 2017	9 January 2009
Maximum RAM amount	32 GB	512 MB
Chip lithography	14 nm	55 nm

Iris Plus Graphics 650 has a 115.6% higher aggregate performance score, an age advantage of 7 years, a 6300% higher maximum VRAM amount, and a 292.9% more advanced lithography process.

The Iris Plus Graphics 650 is our recommended choice as it beats the Mobility Radeon HD 4870 in performance tests.

Be aware that Iris Plus Graphics 650 is a desktop card while Mobility Radeon HD 4870 is a notebook one.

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