AMD RX 6600 XT vs ATI Mobility HD 5870

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Combined performance score

ATI Mobility HD 5870
2.95

RX 6600 XT outperforms Mobility HD 5870 by 1340% in our combined benchmark results.

General info

GPU architecture, market segment, value for money and other general parameters compared.

Place in performance ranking73878
Place by popularitynot in top-10056
Value for money1.0346.75
ArchitectureTerascale 2 (2009−2015)Navi / RDNA2 (2020−2022)
GPU code nameBroadway-XTNavi 23
Market segmentLaptopDesktop
Release date7 January 2010 (14 years old)30 July 2021 (2 years old)
Launch price (MSRP)no data$379
Current price$108 $283 (0.7x MSRP)
Value for money

Performance to price ratio. The higher, the better.

RX 6600 XT has 4439% better value for money than ATI Mobility HD 5870.

Technical specs

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores8002048
Core clock speed700 MHz1968 MHz
Boost clock speedno data2589 MHz
Number of transistors1,040 million11,060 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)50 Watt160 (TGP) Watt
Texture fill rate28.00331.4
Floating-point performance1,120.0 gflopsno data

Size and compatibility

Information on Mobility Radeon HD 5870 and Radeon RX 6600 XT compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop sizelargeno data
InterfaceMXM-B (3.0)PCIe 4.0 x8
Lengthno data190 mm
Widthno data2-slot
Supplementary power connectorsno data1x 8-pin

Memory

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 typeDDR3, GDDR3, GDDR5GDDR6
Maximum RAM amount1 GB8 GB
Memory bus width128 Bit128 Bit
Memory clock speed1000 MHz16000 MHz
Memory bandwidth64 GB/s256.0 GB/s
Shared memory--

Video outputs and ports

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 ConnectorsNo outputs1x HDMI, 2x DisplayPort
HDMIno data+

API support

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

DirectX11.2 (11_0)12.0 Ultimate (12_2)
Shader Model5.06.5
OpenGL4.44.6
OpenCL1.22.1
VulkanN/A1.2

Synthetic benchmark performance

Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark performance 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.

ATI Mobility HD 5870 2.95
RX 6600 XT 42.48
+1340%

RX 6600 XT outperforms Mobility HD 5870 by 1340% in our combined benchmark results.


3DMark Vantage Performance

3DMark Vantage is an outdated DirectX 10 benchmark using 1280x1024 screen resolution. It taxes the graphics card with two scenes, one depicting a girl escaping some militarized base located within a sea cave, the other displaying a space fleet attack on a defenseless planet. It was discontinued in April 2017, and Time Spy benchmark is now recommended to be used instead.

Benchmark coverage: 17%

ATI Mobility HD 5870 7999
RX 6600 XT 88163
+1002%

RX 6600 XT outperforms Mobility HD 5870 by 1002% in 3DMark Vantage Performance.

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:

900p31
−1190%
400−450
+1190%
Full HD39
−238%
132
+238%
1440p5−6
−1380%
74
+1380%
4K2−3
−1950%
41
+1950%

Performance in popular games

Full HD
Low Preset

Cyberpunk 2077 6−7
−1217%
79
+1217%

Full HD
Medium Preset

Assassin's Creed Odyssey 4−5
−1750%
70−75
+1750%
Battlefield 5 6−7
−1900%
120−130
+1900%
Call of Duty: Modern Warfare 12−14
−867%
110−120
+867%
Cyberpunk 2077 6−7
−1200%
78
+1200%
Far Cry 5 4−5
−3675%
151
+3675%
Far Cry New Dawn 4−5
−3175%
131
+3175%
Forza Horizon 4 8−9
−1500%
120−130
+1500%
Hitman 3 6−7
−3583%
221
+3583%
Horizon Zero Dawn 5−6
−2640%
137
+2640%
Red Dead Redemption 2 6−7
−1033%
65−70
+1033%
Shadow of the Tomb Raider 9−10
−1744%
166
+1744%
Watch Dogs: Legion 2−3
−5900%
120
+5900%

Full HD
High Preset

Assassin's Creed Odyssey 4−5
−1750%
70−75
+1750%
Battlefield 5 6−7
−1900%
120−130
+1900%
Call of Duty: Modern Warfare 12−14
−867%
110−120
+867%
Cyberpunk 2077 6−7
−1167%
76
+1167%
Far Cry 5 4−5
−3425%
141
+3425%
Far Cry New Dawn 4−5
−3075%
127
+3075%
Forza Horizon 4 8−9
−1500%
120−130
+1500%
Hitman 3 6−7
−2950%
183
+2950%
Horizon Zero Dawn 5−6
−2080%
109
+2080%
Metro Exodus 4−5
−2275%
95
+2275%
Red Dead Redemption 2 6−7
−1033%
65−70
+1033%
Shadow of the Tomb Raider 9−10
−1478%
142
+1478%
The Witcher 3: Wild Hunt 7−8
−2414%
176
+2414%
Watch Dogs: Legion 2−3
−5100%
104
+5100%

Full HD
Ultra Preset

Assassin's Creed Odyssey 4−5
−1750%
70−75
+1750%
Battlefield 5 6−7
−1900%
120−130
+1900%
Cyberpunk 2077 6−7
−1050%
69
+1050%
Far Cry 5 4−5
−3225%
133
+3225%
Far Cry New Dawn 4−5
−2700%
112
+2700%
Forza Horizon 4 8−9
−1500%
120−130
+1500%
The Witcher 3: Wild Hunt 7−8
−1314%
99
+1314%
Watch Dogs: Legion 2−3
−2950%
61
+2950%

1440p
High Preset

Call of Duty: Modern Warfare 5−6
−1340%
70−75
+1340%
Hitman 3 6−7
−1767%
112
+1767%
Horizon Zero Dawn 10−11
−660%
76
+660%
Metro Exodus 1−2
−5500%
56
+5500%
Red Dead Redemption 2 1−2
−3400%
35−40
+3400%
Shadow of the Tomb Raider 6−7
−1300%
84
+1300%

1440p
Ultra Preset

Assassin's Creed Odyssey 0−1 45−50
Cyberpunk 2077 2−3
−1900%
40
+1900%
Far Cry 5 4−5
−2525%
105
+2525%
Forza Horizon 4 2−3
−4450%
90−95
+4450%
The Witcher 3: Wild Hunt 3−4
−2033%
60−65
+2033%

4K
High Preset

Call of Duty: Modern Warfare 2−3
−1900%
40−45
+1900%
Hitman 3 3−4
−1800%
57
+1800%
Horizon Zero Dawn 8−9
−150%
20
+150%
Red Dead Redemption 2 1−2
−2200%
21−24
+2200%

4K
Ultra Preset

Assassin's Creed Odyssey 1−2
−2800%
27−30
+2800%
Assassin's Creed Valhalla 1−2
−2700%
28
+2700%
Cyberpunk 2077 0−1 14
Far Cry 5 4−5
−1175%
51
+1175%
Far Cry New Dawn 6−7
−783%
53
+783%

This is how ATI Mobility HD 5870 and RX 6600 XT compete in popular games:

900p resolution:

  • RX 6600 XT is 1190% faster than ATI Mobility HD 5870

1080p resolution:

  • RX 6600 XT is 238% faster than ATI Mobility HD 5870

1440p resolution:

  • RX 6600 XT is 1380% faster than ATI Mobility HD 5870

4K resolution:

  • RX 6600 XT is 1950% faster than ATI Mobility HD 5870

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

  • in Watch Dogs: Legion, with 1080p resolution and the Medium Preset, the RX 6600 XT is 5900% faster than the ATI Mobility HD 5870.

All in all, in popular games:

  • Without exception, RX 6600 XT surpassed ATI Mobility HD 5870 in all 53 of our tests.

Advantages and disadvantages


Performance score 2.95 42.48
Recency 7 January 2010 30 July 2021
Maximum RAM amount 1 GB 8 GB
Chip lithography 40 nm 7 nm
Power consumption (TDP) 50 Watt 160 Watt

The Radeon RX 6600 XT is our recommended choice as it beats the Mobility Radeon HD 5870 in performance tests.

Be aware that Mobility Radeon HD 5870 is a notebook card while Radeon RX 6600 XT is a desktop one.


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

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


ATI Mobility Radeon HD 5870
Mobility Radeon HD 5870
AMD Radeon RX 6600 XT
Radeon RX 6600 XT

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Questions and comments

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