G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

Overview

The GeForce GTX 680MX is manufactured by NVIDIA. It was released in October 23 2012. It features the Kepler architecture. The core clock speed is 720 MHz. It has 1536 shading units. The thermal design power (TDP) is 122W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,799 points.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar

Based on actual market prices and performance benchmarks.

FPS Benchmarks

Predicted performance for GeForce GTX 680MX across popular games. Tested paired with Ryzen 7 7800X3D to isolate GPU performance.

Technical Analysis

Detailed breakdown of GeForce GTX 680MX specifications and capabilities.

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Graphics Performance

The GeForce GTX 680MX scores 3,799 in the G3D Mark benchmark (the standard measure of rasterization GPU performance), placing it in the Entry Level tier as a Legacy generation graphics card. It is built on the Kepler (2012−2018) architecture, manufactured on a 28 nm process— smaller process nodes improve power efficiency and transistor density. It packs 1536 shader units (the primary compute units for rendering pixels).

Specification	GeForce GTX 680MX
G3D MarkPassMark 3D graphics benchmark score	3,799
ArchitectureGPU microarchitecture generation	Kepler (2012−2018)
Manufacturing ProcessFabrication node — smaller = more efficient	28 nm
Shader UnitsCore compute units for rendering/compute	1536
Base ClockGuaranteed minimum GPU frequency	720 MHz
Texture Fill RateTextures processed per second	92.2 billion/sec GTexel/s
PCIe InterfaceCPU↔GPU data link generation	PCIe 3.0 x16
Transistor Count	3540 Million
Performance RankPosition in global GPU performance ranking	#520

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Video Memory (VRAM)

The GeForce GTX 680MX is equipped with 4 GB of GDDR5 video memory connected via a 256-bit memory bus, delivering 160 GB/s of bandwidth. Memory operates at 8 Gbps effective speed.

Specification	GeForce GTX 680MX
VRAM SizeVideo memory capacity — more = better for high-res textures	4 GB
VRAM TypeMemory technology generation	GDDR5
Memory BusWidth of data path — wider = more bandwidth	256-bit
Memory SpeedEffective memory data rate	8 Gbps
BandwidthMaximum data throughput between GPU and VRAM	160 GB/s

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Advanced Features & APIs

Graphics API support: DirectX 12 (11_0), Vulkan 1.2, OpenGL 4.6— latest API versions enable the most advanced rendering features like ray tracing and mesh shaders.

Specification	GeForce GTX 680MX
NVIDIA Reflex	❌ Not Supported
DLSS Frame Generation	❌ Not Supported
DLSS Super Resolution	❌ Not Supported
DirectXMicrosoft graphics API version	12 (11_0)
VulkanCross-platform graphics API	1.2
OpenGLLegacy graphics API	4.6
Compute APIGPGPU framework (CUDA/ROCm/OpenCL)	CUDA 3.0
Multi-GPUSLI/CrossFire/NVLink support	SLI

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Display & Media

Display outputs: N/A (Mobile)x 0 — supports up to 4 simultaneous displays. Hardware encoder: NVENC (Kepler), decoder: NVDEC (Kepler)— dedicated hardware for video encoding/decoding accelerates streaming, recording, and video playback. Supported codecs: H.264,MPEG-1,MPEG-2,VC-1.

Specification	GeForce GTX 680MX
0 PortsNumber of 0 display connectors	N/A (Mobile)x
Max DisplaysMaximum simultaneously connected monitors	4
Hardware EncoderVideo encoding engine version	NVENC (Kepler)
Hardware DecoderVideo decoding engine version	NVDEC (Kepler)
CodecsSupported video compression formats	H.264,MPEG-1,MPEG-2,VC-1

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Power & Dimensions

The GeForce GTX 680MX draws 122 Watt under load (TDP) — a 350W PSU minimum is recommended. Power connector: 1x 6-pin. Physical size: 0mm long, 0mm tall, occupying 0 expansion slots, weighing 0g— verify your case has clearance before purchasing. Typical temperatures: 40 at idle, 80 under load.

Specification	GeForce GTX 680MX
TDPPower consumption under load	122 Watt
Recommended PSUMinimum power supply wattage	350W
Power ConnectorRequired PCIe power cable type	1x 6-pin
Card LengthGPU card length — check case clearance	0mm
Card Height	0mm
Slot WidthExpansion slots occupied	0-slot
Weight	0g
Idle TemperatureTypical temperature at desktop idle	40
Load TemperatureTypical temperature under gaming load	80

Specifications Reference

Raw spec sheet for quick lookup. The analysis cards above explain what these fields mean in practice.

2 categories

Technical Specifications

13 specs

Vram	4 GB
Core Clock	720 MHz
Memory Type	GDDR5
Memory Speed	8 Gbps
Shading Units	1536
PCIe Generation	PCIe 3.0 x16
Memory Bandwidth	160 GB/s
Memory Bus Width	256-bit
Transistor Count	3540 Million
Frame Generation	NVIDIA Reflex: No \| DLSS Frame Generation: No \| DLSS Super Resolution: No
Texture Fill Rate	92.2 billion/sec
Manufacturing Process	28 nm
Power Consumption (TDP)	122 Watt