Radeon R7 M340 vs HD 7790

Aggregate performance score

We've compared Radeon HD 7790 with Radeon R7 M340, including specs and performance data.

HD 7790
2013
1 GB GDDR5, 85 Watt
8.01
+371%

HD 7790 outperforms R7 M340 by a whopping 371% based on our aggregate benchmark results.

Primary details

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

Place in the ranking516929
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.96no data
Power efficiency6.52no data
ArchitectureGCN 2.0 (2013−2017)GCN 3.0 (2014−2019)
GPU code nameBonaireMeso
Market segmentDesktopLaptop
Release date22 March 2013 (11 years ago)5 May 2015 (9 years ago)
Launch price (MSRP)$149 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 cores896320
Compute unitsno data6
Core clock speed1000 MHz943 MHz
Boost clock speedno data1021 MHz
Number of transistors2,080 million1,550 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)85 Wattno data
Texture fill rate56.0020.42
Floating-point processing power1.792 TFLOPS0.6534 TFLOPS
ROPs168
TMUs5620

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).

Bus supportno dataPCIe 3.0
InterfacePCIe 3.0 x16PCIe 3.0 x8
Length183 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pinNone

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 typeGDDR5DDR3
Maximum RAM amount1 GB4 GB
Memory bus width128 Bit128 Bit
Memory clock speed1500 MHz1000 MHz
Memory bandwidth96 GB/s16 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 Connectors1x DVI, 1x HDMI, 2x mini-DisplayPortNo outputs
Eyefinity-+
HDMI+-

Supported technologies

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

FreeSync-+
HD3D-+
PowerTune-+
DualGraphics-+
ZeroCore-+
Switchable graphics-+

API compatibility

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

DirectX12 (12_0)DirectX® 12
Shader Model6.36.0
OpenGL4.64.4
OpenCL2.0Not Listed
Vulkan1.2.131+
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.

HD 7790 8.01
+371%
R7 M340 1.70

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.

HD 7790 3090
+372%
R7 M340 655

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.

HD 7790 4330
+258%
R7 M340 1209

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 HD60−65
+362%
13
−362%

Cost per frame, $

1080p2.48no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 4−5
+0%
4−5
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 7−8
+0%
7−8
+0%
Battlefield 5 0−1 0−1
Call of Duty: Modern Warfare 5−6
+0%
5−6
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Far Cry 5 2−3
+0%
2−3
+0%
Far Cry New Dawn 4−5
+0%
4−5
+0%
Forza Horizon 4 6−7
+0%
6−7
+0%
Hitman 3 6−7
+0%
6−7
+0%
Horizon Zero Dawn 16−18
+0%
16−18
+0%
Red Dead Redemption 2 3−4
+0%
3−4
+0%
Shadow of the Tomb Raider 9−10
+0%
9−10
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
High Preset

Assassin's Creed Odyssey 7−8
+0%
7−8
+0%
Battlefield 5 0−1 0−1
Call of Duty: Modern Warfare 5−6
+0%
5−6
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Far Cry 5 2−3
+0%
2−3
+0%
Far Cry New Dawn 4−5
+0%
4−5
+0%
Forza Horizon 4 6−7
+0%
6−7
+0%
Hitman 3 6−7
+0%
6−7
+0%
Horizon Zero Dawn 16−18
+0%
16−18
+0%
Red Dead Redemption 2 3−4
+0%
3−4
+0%
Shadow of the Tomb Raider 9−10
+0%
9−10
+0%
The Witcher 3: Wild Hunt 21
+0%
21
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 7−8
+0%
7−8
+0%
Call of Duty: Modern Warfare 5−6
+0%
5−6
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Far Cry 5 2−3
+0%
2−3
+0%
Forza Horizon 4 6−7
+0%
6−7
+0%
Hitman 3 6−7
+0%
6−7
+0%
Horizon Zero Dawn 16−18
+0%
16−18
+0%
Shadow of the Tomb Raider 9−10
+0%
9−10
+0%
The Witcher 3: Wild Hunt 4
+0%
4
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
Epic Preset

Red Dead Redemption 2 3−4
+0%
3−4
+0%

1440p
High Preset

Battlefield 5 2−3
+0%
2−3
+0%
Far Cry New Dawn 2−3
+0%
2−3
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 2−3
+0%
2−3
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 5−6
+0%
5−6
+0%
The Witcher 3: Wild Hunt 1−2
+0%
1−2
+0%
Watch Dogs: Legion 9−10
+0%
9−10
+0%

1440p
Epic Preset

Red Dead Redemption 2 4−5
+0%
4−5
+0%

4K
High Preset

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 0−1 0−1
Far Cry 5 1−2
+0%
1−2
+0%
Watch Dogs: Legion 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 3−4
+0%
3−4
+0%

This is how HD 7790 and R7 M340 compete in popular games:

  • HD 7790 is 362% faster in 1080p

All in all, in popular games:

  • there's a draw in 51 test (100%)

Pros & cons summary


Performance score 8.01 1.70
Recency 22 March 2013 5 May 2015
Maximum RAM amount 1 GB 4 GB

HD 7790 has a 371.2% higher aggregate performance score.

R7 M340, on the other hand, has an age advantage of 2 years, and a 300% higher maximum VRAM amount.

The Radeon HD 7790 is our recommended choice as it beats the Radeon R7 M340 in performance tests.

Be aware that Radeon HD 7790 is a desktop card while Radeon R7 M340 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 HD 7790
Radeon HD 7790
AMD Radeon R7 M340
Radeon R7 M340

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.


3.9 220 votes

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2.9 314 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.