GeForce 8400 GS vs Radeon R9 280X

Place in the ranking	352	1256
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.57	no data
Power efficiency	4.15	0.69
Architecture	GCN 1.0 (2011−2020)	Tesla (2006−2010)
GPU code name	Tahiti	G86
Market segment	Desktop	Desktop
Design	reference	no data
Release date	8 October 2013 (11 years ago)	17 April 2007 (17 years ago)
Launch price (MSRP)	$299	$29.99

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 cores	2048	16
Core clock speed	no data	459 MHz
Boost clock speed	1000 MHz	no data
Number of transistors	4,313 million	210 million
Manufacturing process technology	28 nm	80 nm
Power consumption (TDP)	250 Watt	40 Watt
Texture fill rate	128.0	3.672
Floating-point processing power	4.096 TFLOPS	0.02938 TFLOPS
ROPs	32	4
TMUs	128	8

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 support	PCIe 3.0	no data
Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	275 mm	170 mm
Width	2-slot	1-slot
Supplementary power connectors	1 x 6-pin + 1 x 8-pin	None
SLI options	-	+

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	GDDR5	DDR2
Maximum RAM amount	3 GB	256 MB
Standard memory config per GPU	no data	256 MB
Memory bus width	384 Bit	64 Bit
Memory clock speed	no data	400 MHz
Memory bandwidth	288 GB/s	6.4 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	2x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 1x VGA, 1x S-Video
Eyefinity	+	-
HDMI	+	-
DisplayPort support	+	-

Supported technologies

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

AppAcceleration	+	-
CrossFire	+	-
FreeSync	+	-
HD3D	+	-
LiquidVR	+	-
TressFX	+	-
TrueAudio	+	-
UVD	+	-
DDMA audio	+	no data

API compatibility

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

DirectX	DirectX® 12	11.1 (10_0)
Shader Model	5.1	4.0
OpenGL	4.6	2.1
OpenCL	1.2	1.1
Vulkan	+	N/A
CUDA	-	1.1

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 280X 15.15
+3688%

8400 GS 0.40

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 280X 5837
+3690%

8400 GS 154

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	64 +6300%	1−2 −6300%
4K	31	0−1

Cost per frame, $

1080p	4.67	29.99
4K	9.65	no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

24−27

0−1

Full HD
Medium Preset

Assassin's Creed Odyssey	30−35	0−1
Assassin's Creed Valhalla	24−27	0−1
Battlefield 5	45−50 +4800%	1−2 −4800%
Call of Duty: Modern Warfare	30−33	0−1
Cyberpunk 2077	24−27	0−1
Far Cry 5	35−40	0−1
Far Cry New Dawn	40−45 +4000%	1−2 −4000%
Forza Horizon 4	95−100 +4800%	2−3 −4800%
Hitman 3	27−30	0−1
Horizon Zero Dawn	75−80 +3750%	2−3 −3750%
Metro Exodus	50−55 +5000%	1−2 −5000%
Red Dead Redemption 2	40−45 +4000%	1−2 −4000%
Shadow of the Tomb Raider	45−50 +4800%	1−2 −4800%
Watch Dogs: Legion	75−80 +3800%	2−3 −3800%

Full HD
High Preset

Assassin's Creed Odyssey	30−35	0−1
Assassin's Creed Valhalla	24−27	0−1
Battlefield 5	45−50 +4800%	1−2 −4800%
Call of Duty: Modern Warfare	30−33	0−1
Cyberpunk 2077	24−27	0−1
Far Cry 5	35−40	0−1
Far Cry New Dawn	40−45 +4000%	1−2 −4000%
Forza Horizon 4	95−100 +4800%	2−3 −4800%
Hitman 3	27−30	0−1
Horizon Zero Dawn	75−80 +3750%	2−3 −3750%
Metro Exodus	50−55 +5000%	1−2 −5000%
Red Dead Redemption 2	40−45 +4000%	1−2 −4000%
Shadow of the Tomb Raider	45−50 +4800%	1−2 −4800%
The Witcher 3: Wild Hunt	110 +5400%	2−3 −5400%
Watch Dogs: Legion	75−80 +3800%	2−3 −3800%

Full HD
Ultra Preset

Assassin's Creed Odyssey	30−35	0−1
Assassin's Creed Valhalla	24−27	0−1
Call of Duty: Modern Warfare	30−33	0−1
Cyberpunk 2077	24−27	0−1
Far Cry 5	35−40	0−1
Forza Horizon 4	95−100 +4800%	2−3 −4800%
Hitman 3	27−30	0−1
Horizon Zero Dawn	75−80 +3750%	2−3 −3750%
Shadow of the Tomb Raider	45−50 +4800%	1−2 −4800%
The Witcher 3: Wild Hunt	20	0−1
Watch Dogs: Legion	75−80 +3800%	2−3 −3800%

Full HD
Epic Preset

Red Dead Redemption 2

40−45
+4000%

1−2

−4000%

1440p
High Preset

Battlefield 5	27−30	0−1
Far Cry New Dawn	21−24	0−1

1440p
Ultra Preset

Assassin's Creed Odyssey	14−16	0−1
Assassin's Creed Valhalla	12−14	0−1
Call of Duty: Modern Warfare	16−18	0−1
Cyberpunk 2077	8−9	0−1
Far Cry 5	16−18	0−1
Forza Horizon 4	75−80 +3850%	2−3 −3850%
Hitman 3	18−20	0−1
Horizon Zero Dawn	30−35	0−1
Metro Exodus	27−30	0−1
Shadow of the Tomb Raider	27−30	0−1
The Witcher 3: Wild Hunt	16−18	0−1
Watch Dogs: Legion	90−95 +4550%	2−3 −4550%

1440p
Epic Preset

Red Dead Redemption 2

24−27

0−1

4K
High Preset

Battlefield 5	14−16	0−1
Far Cry New Dawn	10−12	0−1
Hitman 3	10−12	0−1
Horizon Zero Dawn	75−80 +3700%	2−3 −3700%
Metro Exodus	14−16	0−1
The Witcher 3: Wild Hunt	14−16	0−1

4K
Ultra Preset

Assassin's Creed Odyssey	9−10	0−1
Assassin's Creed Valhalla	7−8	0−1
Call of Duty: Modern Warfare	8−9	0−1
Cyberpunk 2077	2−3	0−1
Far Cry 5	8−9	0−1
Forza Horizon 4	20−22	0−1
Shadow of the Tomb Raider	14−16	0−1
Watch Dogs: Legion	6−7	0−1

4K
Epic Preset

Red Dead Redemption 2

14−16

0−1

This is how R9 280X and 8400 GS compete in popular games:

R9 280X is 6300% faster in 1080p

Pros & cons summary

Performance score	15.15	0.40
Recency	8 October 2013	17 April 2007
Maximum RAM amount	3 GB	256 MB
Chip lithography	28 nm	80 nm
Power consumption (TDP)	250 Watt	40 Watt

R9 280X has a 3687.5% higher aggregate performance score, an age advantage of 6 years, a 1100% higher maximum VRAM amount, and a 185.7% more advanced lithography process.

8400 GS, on the other hand, has 525% lower power consumption.

The Radeon R9 280X is our recommended choice as it beats the GeForce 8400 GS in performance tests.

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