Radeon HD 6770M vs R9 390

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Aggregate performance score

We've compared Radeon R9 390 with Radeon HD 6770M, including specs and performance data.

R9 390
2015
0 MB GDDR5, 275 Watt
23.09
+824%

R9 390 outperforms HD 6770M by a whopping 824% based on our aggregate benchmark results.

Primary details

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

Place in the ranking237825
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation11.63no data
Power efficiency6.065.16
ArchitectureGCN 2.0 (2013−2017)TeraScale 2 (2009−2015)
GPU code nameGrenadaWhistler
Market segmentDesktopLaptop
Designreferenceno data
Release date18 June 2015 (9 years ago)4 January 2011 (13 years ago)
Launch price (MSRP)$329 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores2560480
Core clock speedno data725 MHz
Boost clock speed1000 MHzno data
Number of transistors6,200 million716 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)275 Watt35 Watt
Texture fill rate160.017.40
Floating-point processing power5.12 TFLOPS0.696 TFLOPS
ROPs648
TMUs16024

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 sizeno datamedium sized
Bus supportPCIe 3.0no data
InterfacePCIe 3.0 x16MXM-A (3.0)
Length275 mmno data
Width2-slotno data
Supplementary power connectors1 x 6-pin, 1 x 8-pinno data
Bridgeless CrossFire+-

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 typeGDDR5GDDR5
High bandwidth memory (HBM)-no data
Maximum RAM amount0 MB1 GB
Memory bus width512 Bit128 Bit
Memory clock speed1000 MHz900 MHz
Memory bandwidth384 GB/s57.6 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 Connectors2x DVI, 1x HDMI, 1x DisplayPortNo outputs
Eyefinity+-
Number of Eyefinity displays6no data
HDMI+-
DisplayPort support+-

Supported technologies

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

CrossFire+-
FreeSync+-
PowerTune+-
TrueAudio+-
VCE+-
DDMA audio+no data

API compatibility

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

DirectXDirectX® 1211.2 (11_0)
Shader Model6.35.0
OpenGL4.64.4
OpenCL2.01.2
Vulkan+N/A
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 390 23.09
+824%
HD 6770M 2.50

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 390 8909
+824%
HD 6770M 964

3DMark Fire Strike Graphics

Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.

R9 390 12730
+1199%
HD 6770M 980

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:

900p210−220
+813%
23
−813%
Full HD220−230
+817%
24
−817%
1200p110−120
+817%
12
−817%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 5−6
+0%
5−6
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 8−9
+0%
8−9
+0%
Assassin's Creed Valhalla 0−1 0−1
Battlefield 5 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 6−7
+0%
6−7
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 4−5
+0%
4−5
+0%
Far Cry New Dawn 7−8
+0%
7−8
+0%
Forza Horizon 4 12−14
+0%
12−14
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 20−22
+0%
20−22
+0%
Metro Exodus 2−3
+0%
2−3
+0%
Red Dead Redemption 2 6−7
+0%
6−7
+0%
Shadow of the Tomb Raider 10−12
+0%
10−12
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
High Preset

Assassin's Creed Odyssey 8−9
+0%
8−9
+0%
Assassin's Creed Valhalla 0−1 0−1
Battlefield 5 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 6−7
+0%
6−7
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 4−5
+0%
4−5
+0%
Far Cry New Dawn 7−8
+0%
7−8
+0%
Forza Horizon 4 12−14
+0%
12−14
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 20−22
+0%
20−22
+0%
Metro Exodus 2−3
+0%
2−3
+0%
Red Dead Redemption 2 6−7
+0%
6−7
+0%
Shadow of the Tomb Raider 10−12
+0%
10−12
+0%
The Witcher 3: Wild Hunt 12−14
+0%
12−14
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 8−9
+0%
8−9
+0%
Assassin's Creed Valhalla 0−1 0−1
Call of Duty: Modern Warfare 6−7
+0%
6−7
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 4−5
+0%
4−5
+0%
Forza Horizon 4 12−14
+0%
12−14
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 20−22
+0%
20−22
+0%
Shadow of the Tomb Raider 10−12
+0%
10−12
+0%
The Witcher 3: Wild Hunt 12−14
+0%
12−14
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
Epic Preset

Red Dead Redemption 2 6−7
+0%
6−7
+0%

1440p
High Preset

Battlefield 5 4−5
+0%
4−5
+0%
Far Cry New Dawn 4−5
+0%
4−5
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 3−4
+0%
3−4
+0%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 7−8
+0%
7−8
+0%
The Witcher 3: Wild Hunt 2−3
+0%
2−3
+0%
Watch Dogs: Legion 14−16
+0%
14−16
+0%

1440p
Epic Preset

Red Dead Redemption 2 6−7
+0%
6−7
+0%

4K
High Preset

Battlefield 5 1−2
+0%
1−2
+0%
Far Cry New Dawn 1−2
+0%
1−2
+0%

4K
Ultra Preset

Assassin's Creed Odyssey 2−3
+0%
2−3
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%
Far Cry 5 1−2
+0%
1−2
+0%
Watch Dogs: Legion 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 4−5
+0%
4−5
+0%

This is how R9 390 and HD 6770M compete in popular games:

  • R9 390 is 813% faster in 900p
  • R9 390 is 817% faster in 1080p
  • R9 390 is 817% faster in 1200p

All in all, in popular games:

  • there's a draw in 57 tests (100%)

Pros & cons summary


Performance score 23.09 2.50
Recency 18 June 2015 4 January 2011
Chip lithography 28 nm 40 nm
Power consumption (TDP) 275 Watt 35 Watt

R9 390 has a 823.6% higher aggregate performance score, an age advantage of 4 years, and a 42.9% more advanced lithography process.

HD 6770M, on the other hand, has 685.7% lower power consumption.

The Radeon R9 390 is our recommended choice as it beats the Radeon HD 6770M in performance tests.

Be aware that Radeon R9 390 is a desktop card while Radeon HD 6770M is a notebook one.


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

Vote for your favorite

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


AMD Radeon R9 390
Radeon R9 390
AMD Radeon HD 6770M
Radeon HD 6770M

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.2 563 votes

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3.5 82 votes

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Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.