Radeon HD 3870 vs RX Vega 11

Place in performance ranking	574	950
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.75	0.03
Architecture	Vega (2017−2021)	TeraScale (2005−2013)
GPU code name	Vega Raven Ridge	RV670
Market segment	Desktop	Desktop
Release date	26 October 2017 (6 years ago)	19 November 2007 (16 years ago)
Launch price (MSRP)	no data	$269
Current price	$475	$195 (0.7x MSRP)

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX Vega 11 has 2400% better value for money than ATI HD 3870.

Detailed specifications

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 cores	704	320
Core clock speed	no data	777 MHz
Boost clock speed	1240 MHz	no data
Number of transistors	4,940 million	666 million
Manufacturing process technology	14 nm	55 nm
Power consumption (TDP)	65 Watt	106 Watt
Texture fill rate	61.60	12.43
Floating-point performance	1,760 gflops	497.3 gflops

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).

Interface	IGP	PCIe 2.0 x16
Length	no data	241 mm
Width	IGP	2-slot
Supplementary power connectors	None	1x 6-pin

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	System Shared	GDDR4
Maximum RAM amount	System Shared	512 MB
Memory bus width	System Shared	256 Bit
Memory clock speed	System Shared	2252 MHz
Memory bandwidth	no data	72.06 GB/s
Shared memory	-	no data

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

2x DVI, 1x S-Video

API compatibility

List of supported graphics 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	2.0	N/A
Vulkan	1.2.131	N/A

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.

RX Vega 11 5.48
+281%

ATI HD 3870 1.44

RX Vega 11 outperforms HD 3870 by 281% based on our aggregated benchmark results.

Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. 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.

Benchmark coverage: 25%

RX Vega 11 2120
+282%

ATI HD 3870 555

RX Vega 11 outperforms HD 3870 by 282% in Passmark.

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	28 +300%	7−8 −300%
4K	12 +300%	3−4 −300%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

9−10
+350%

2−3

−350%

Full HD
Medium Preset

Assassin's Creed Odyssey	20 +300%	5−6 −300%
Assassin's Creed Valhalla	5−6 +400%	1−2 −400%
Battlefield 5	23 +283%	6−7 −283%
Call of Duty: Modern Warfare	12−14 +300%	3−4 −300%
Cyberpunk 2077	9−10 +350%	2−3 −350%
Far Cry 5	22 +340%	5−6 −340%
Far Cry New Dawn	25 +317%	6−7 −317%
Forza Horizon 4	38 +322%	9−10 −322%
Hitman 3	12−14 +333%	3−4 −333%
Horizon Zero Dawn	21−24 +340%	5−6 −340%
Metro Exodus	33 +313%	8−9 −313%
Red Dead Redemption 2	14−16 +400%	3−4 −400%
Shadow of the Tomb Raider	20 +300%	5−6 −300%
Watch Dogs: Legion	8−9 +300%	2−3 −300%

Full HD
High Preset

Assassin's Creed Odyssey	16 +300%	4−5 −300%
Assassin's Creed Valhalla	5−6 +400%	1−2 −400%
Battlefield 5	14−16 +400%	3−4 −400%
Call of Duty: Modern Warfare	12−14 +300%	3−4 −300%
Cyberpunk 2077	9−10 +350%	2−3 −350%
Far Cry 5	30 +329%	7−8 −329%
Far Cry New Dawn	17 +325%	4−5 −325%
Forza Horizon 4	35 +289%	9−10 −289%
Hitman 3	12−14 +333%	3−4 −333%
Horizon Zero Dawn	21−24 +340%	5−6 −340%
Metro Exodus	16 +300%	4−5 −300%
Red Dead Redemption 2	14−16 +400%	3−4 −400%
Shadow of the Tomb Raider	16 +300%	4−5 −300%
The Witcher 3: Wild Hunt	14 +367%	3−4 −367%
Watch Dogs: Legion	8−9 +300%	2−3 −300%

Full HD
Ultra Preset

Assassin's Creed Odyssey	11 +450%	2−3 −450%
Assassin's Creed Valhalla	5−6 +400%	1−2 −400%
Call of Duty: Modern Warfare	12−14 +300%	3−4 −300%
Cyberpunk 2077	9−10 +350%	2−3 −350%
Far Cry 5	14 +367%	3−4 −367%
Forza Horizon 4	29 +314%	7−8 −314%
Horizon Zero Dawn	21−24 +340%	5−6 −340%
Metro Exodus	16 +300%	4−5 −300%
The Witcher 3: Wild Hunt	10 +400%	2−3 −400%
Watch Dogs: Legion	8−9 +300%	2−3 −300%

Full HD
Epic Preset

Red Dead Redemption 2

14−16

+400%

3−4
−400%

1440p
High Preset

Battlefield 5	10−11 +400%	2−3 −400%
Far Cry New Dawn	8−9 +300%	2−3 −300%
Hitman 3	5−6 +400%	1−2 −400%
Red Dead Redemption 2	3−4	0−1

1440p
Ultra Preset

Assassin's Creed Odyssey	4−5 +300%	1−2 −300%
Call of Duty: Modern Warfare	7−8 +600%	1−2 −600%
Cyberpunk 2077	2−3	0−1
Far Cry 5	8−9 +300%	2−3 −300%
Forza Horizon 4	9−10 +350%	2−3 −350%
Horizon Zero Dawn	12−14 +300%	3−4 −300%
Metro Exodus	4−5 +300%	1−2 −300%
Shadow of the Tomb Raider	0−1	0−1
The Witcher 3: Wild Hunt	5−6 +400%	1−2 −400%
Watch Dogs: Legion	2−3	0−1

4K
High Preset

Far Cry 5	17 +325%	4−5 −325%
Far Cry New Dawn	3−4	0−1
Hitman 3	2−3	0−1
Horizon Zero Dawn	6−7 +500%	1−2 −500%
Shadow of the Tomb Raider	4 +300%	1−2 −300%
The Witcher 3: Wild Hunt	1−2	0−1

4K
Ultra Preset

Assassin's Creed Odyssey	5 +400%	1−2 −400%
Assassin's Creed Valhalla	2−3	0−1
Battlefield 5	8 +300%	2−3 −300%
Call of Duty: Modern Warfare	2−3	0−1
Cyberpunk 2077	0−1	0−1
Forza Horizon 4	12 +300%	3−4 −300%
Horizon Zero Dawn	6−7 +500%	1−2 −500%
Metro Exodus	7−8 +600%	1−2 −600%
Watch Dogs: Legion	1−2	0−1

4K
Epic Preset

Red Dead Redemption 2

6−7
+500%

1−2

−500%

This is how RX Vega 11 and ATI HD 3870 compete in popular games:

RX Vega 11 is 300% faster in 1080p
RX Vega 11 is 300% faster in 4K

Pros & cons summary

Performance score	5.48	1.44
Recency	26 October 2017	19 November 2007
Maximum RAM amount	System Shared	512 MB
Chip lithography	14 nm	55 nm
Power consumption (TDP)	65 Watt	106 Watt