NVIDIA A40 vs AMD Radeon RX 6600

Comparative analysis of NVIDIA A40 and AMD Radeon RX 6600 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: Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.

NVIDIA A40

AMD Radeon RX 6600

Differences

Reasons to consider the NVIDIA A40

2.1x more texture fill rate: 584.6 GTexel/s vs 279.0 GTexel/s
6x more pipelines: 10752 vs 1792
6x more maximum memory size: 48 GB vs 8 GB
Around 4% higher memory clock speed: 1812 MHz (14.5 Gbps effective) vs 1750 MHz (14 Gbps effective)
2.6x better performance in Geekbench - OpenCL: 187606 vs 71343

Specifications (specs)
Texture fill rate	584.6 GTexel/s vs 279.0 GTexel/s
Pipelines	10752 vs 1792
Maximum memory size	48 GB vs 8 GB
Memory clock speed	1812 MHz (14.5 Gbps effective) vs 1750 MHz (14 Gbps effective)
Benchmarks
Geekbench - OpenCL	187606 vs 71343

Reasons to consider the AMD Radeon RX 6600

Videocard is newer: launch date 1 year(s) 0 month(s) later
Around 25% higher core clock speed: 1626 MHz vs 1305 MHz
Around 43% higher boost clock speed: 2491 MHz vs 1740 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 7 nm vs 8 nm
2.3x lower typical power consumption: 132 Watt vs 300 Watt
Around 49% better performance in PassMark - G2D Mark: 875 vs 589
Around 13% better performance in PassMark - G3D Mark: 15121 vs 13371

Specifications (specs)
Launch date	13 Oct 2021 vs 5 Oct 2020
Core clock speed	1626 MHz vs 1305 MHz
Boost clock speed	2491 MHz vs 1740 MHz
Manufacturing process technology	7 nm vs 8 nm
Thermal Design Power (TDP)	132 Watt vs 300 Watt
Benchmarks
PassMark - G2D Mark	875 vs 589
PassMark - G3D Mark	15121 vs 13371

Compare benchmarks

GPU 1: NVIDIA A40
GPU 2: AMD Radeon RX 6600

Geekbench - OpenCL

GPU 1

GPU 2

187606

71343

PassMark - G2D Mark

GPU 1

GPU 2

589

875

PassMark - G3D Mark

GPU 1

GPU 2

13371

15121

Name	NVIDIA A40	AMD Radeon RX 6600
Geekbench - OpenCL	187606	71343
PassMark - G2D Mark	589	875
PassMark - G3D Mark	13371	15121
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		260.061
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		5472.868
CompuBench 1.5 Desktop - T-Rex (Frames/s)		20.421
CompuBench 1.5 Desktop - Video Composition (Frames/s)		290.312
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		1152.228
GFXBench 4.0 - Car Chase Offscreen (Frames)		19713
GFXBench 4.0 - Manhattan (Frames)		26778
GFXBench 4.0 - T-Rex (Frames)		69225
GFXBench 4.0 - Car Chase Offscreen (Fps)		19713
GFXBench 4.0 - Manhattan (Fps)		26778
GFXBench 4.0 - T-Rex (Fps)		69225
3DMark Fire Strike - Graphics Score		8084

Compare specifications (specs)

	NVIDIA A40	AMD Radeon RX 6600
Essentials
Architecture	Ampere	RDNA 2.0
Code name	GA102	Navi 23 XL
Launch date	5 Oct 2020	13 Oct 2021
Place in performance rating	60	36
Launch price (MSRP)		$329
Type		Desktop
Technical info
Boost clock speed	1740 MHz	2491 MHz
Core clock speed	1305 MHz	1626 MHz
Manufacturing process technology	8 nm	7 nm
Peak Double Precision (FP64) Performance	1169 GFLOPS (1:32)	558.0 GFLOPS (1:16)
Peak Half Precision (FP16) Performance	37.42 TFLOPS (1:1)	17.86 TFLOPS (2:1)
Peak Single Precision (FP32) Performance	37.42 TFLOPS	8.928 TFLOPS
Pipelines	10752	1792
Pixel fill rate	194.9 GPixel/s	159.4 GPixel/s
Texture fill rate	584.6 GTexel/s	279.0 GTexel/s
Thermal Design Power (TDP)	300 Watt	132 Watt
Transistor count	28300 million	11060 million
Compute units		28
Video outputs and ports
Display Connectors	3x DisplayPort	1x HDMI, 3x DisplayPort
DisplayPort count		3
DisplayPort support
HDMI
Compatibility, dimensions and requirements
Form factor	Dual-slot	Dual-slot
Interface	PCIe 4.0 x16	PCIe 4.0 x8
Length	267 mm (10.5 inches)	190 mm (7.5 inches)
Recommended system power (PSU)	700 Watt	300 Watt
Supplementary power connectors	8-pin EPS	1x 8-pin
Width	112 mm (4.4 inches)	110 mm (4.3 inches)
Height		40 mm (1.6 inches)
API support
DirectX	12.2	12.2
OpenCL	3.0	2.1
OpenGL	4.6	4.6
Shader Model	6.6	6.5
Vulkan
Memory
Maximum RAM amount	48 GB	8 GB
Memory bandwidth	695.8 GB/s	224 GB/s
Memory bus width	384 bit	128 bit
Memory clock speed	1812 MHz (14.5 Gbps effective)	1750 MHz (14 Gbps effective)
Memory type	GDDR6	GDDR6