ATI Radeon IGP 340M vs GeForce 845M

Primary details

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

Place in the ranking	767	1602
Place by popularity	not in top-100	not in top-100
Power efficiency	8.27	no data
Architecture	Maxwell (2014−2017)	Rage 6 (2000−2007)
GPU code name	GM108	RS200
Market segment	Laptop	Laptop
Release date	26 August 2015 (10 years ago)	5 October 2002 (23 years ago)

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	384	2
Core clock speed	1071 MHz	183 MHz
Boost clock speed	1176 MHz	180 MHz
Number of transistors	1,870 million	30 million
Manufacturing process technology	28 nm	180 nm
Power consumption (TDP)	45 Watt	no data
Texture fill rate	37.63	0.37
Floating-point processing power	0.9032 TFLOPS	no data
ROPs	16	2
TMUs	32	2
L1 Cache	192 KB	no data
L2 Cache	1024 KB	no data

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 size	medium sized	no data
Interface	PCIe 3.0 x8	AGP 4x
Supplementary power connectors	no data	None

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	System Shared
Maximum RAM amount	2 GB	System Shared
Memory bus width	64 Bit	System Shared
Memory clock speed	1253 MHz	System Shared
Memory bandwidth	40.1 GB/s	no data
Shared memory	-	+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors

No outputs

No outputs

Supported technologies

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

Optimus

+

-

API and SDK support

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

DirectX	12 (11_0)	7.0
Shader Model	5.1	no data
OpenGL	4.6	1.4
OpenCL	1.2	N/A
Vulkan	1.1.126	N/A
CUDA	+	-

Synthetic benchmarks

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.

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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

22

no data

FPS performance in popular games

Pros & cons summary

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Recency	26 August 2015	5 October 2002
Chip lithography	28 nm	180 nm

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