AMD Radeon RX 7700 XT vs AMD Radeon HD 6640G2

Comparative analysis of AMD Radeon RX 7700 XT and AMD Radeon HD 6640G2 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G2D Mark, PassMark - G3D Mark, Geekbench - OpenCL, 3DMark Fire Strike - Graphics Score.

AMD Radeon RX 7700 XT

AMD Radeon HD 6640G2

Differences

Reasons to consider the AMD Radeon RX 7700 XT

Videocard is newer: launch date 12 year(s) 2 month(s) later
6.2x more pipelines: 3456 vs 560
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 5 nm vs 40 nm

Launch date	25 Aug 2023 vs 14 June 2011
Pipelines	3456 vs 560
Manufacturing process technology	5 nm vs 40 nm

Compare benchmarks

GPU 1: AMD Radeon RX 7700 XT
GPU 2: AMD Radeon HD 6640G2

Name	AMD Radeon RX 7700 XT	AMD Radeon HD 6640G2
PassMark - G2D Mark	1150
PassMark - G3D Mark	22445
Geekbench - OpenCL	127132
3DMark Fire Strike - Graphics Score	3316

Compare specifications (specs)

	AMD Radeon RX 7700 XT	AMD Radeon HD 6640G2
Essentials
Architecture	RDNA 3.0	Terascale 2
Code name	Navi 32
Launch date	25 Aug 2023	14 June 2011
Place in performance rating	53	not rated
Type		Laptop
Technical info
Boost clock speed	2544 MHz
Compute units	54
Core clock speed	1700 MHz
Manufacturing process technology	5 nm	40 nm
Pipelines	3456	560
Pixel fill rate	244.2 GPixel/s
Texture fill rate	549.5 GTexel/s
Thermal Design Power (TDP)	245 Watt
Transistor count	28100 million
Video outputs and ports
Display Connectors	1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
Compatibility, dimensions and requirements
Form factor	Dual-slot
Height	50 mm, 2 inches
Interface	PCIe 4.0 x16
Length	267 mm, 10.5 inches
Recommended system power (PSU)	550 Watt
Supplementary power connectors	2x 8-pin
Width	135 mm, 5.3 inches
Laptop size		medium sized
API support
DirectX	12 Ultimate (12_2)	11
OpenCL	2.2
OpenGL	4.6
Shader Model	6.7
Vulkan
Memory
Maximum RAM amount	12 GB
Memory bandwidth	432.0 GB/s
Memory bus width	192 bit
Memory clock speed	2250 MHz, 18 Gbps effective
Memory type	GDDR6
Shared memory		0