Qualcomm Adreno 685 vs GeForce GT 645 OEM

Primary details

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

Place in the ranking	not rated	916
Place by popularity	not in top-100	not in top-100
Power efficiency	no data	23.34
Architecture	Fermi 2.0 (2010−2014)	no data
GPU code name	GF114	no data
Market segment	Desktop	Laptop
Release date	24 April 2012 (13 years ago)	6 December 2018 (7 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	288	no data
Core clock speed	776 MHz	no data
Number of transistors	1,950 million	no data
Manufacturing process technology	40 nm	7 nm
Power consumption (TDP)	102 Watt	7 Watt
Texture fill rate	37.25	no data
Floating-point processing power	0.894 TFLOPS	no data
ROPs	24	no data
TMUs	48	no data
L1 Cache	384 KB	no data
L2 Cache	384 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).

Interface	PCIe 2.0 x16	no data
Length	210 mm	no data
Width	2-slot	no data

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	no data
Maximum RAM amount	1 GB	no data
Memory bus width	192 Bit	no data
Memory clock speed	957 MHz	no data
Memory bandwidth	91.87 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	2x DVI, 1x mini-HDMI	no data
HDMI	+	-

API and SDK support

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

DirectX	12 (11_0)	12
Shader Model	5.1	no data
OpenGL	4.6	no data
OpenCL	1.1	no data
Vulkan	N/A	-
CUDA	2.1	-

Pros & cons summary

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Recency	24 April 2012	6 December 2018
Chip lithography	40 nm	7 nm
Power consumption (TDP)	102 Watt	7 Watt

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