AMD Radeon RX 7900 XT vs NVIDIA GeForce RTX 4090

Comparative analysis of AMD Radeon RX 7900 XT and NVIDIA GeForce RTX 4090 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, 3DMark Fire Strike - Graphics Score, Geekbench - OpenCL, 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).

AMD Radeon RX 7900 XT

NVIDIA GeForce RTX 4090

Differences

Reasons to consider the AMD Radeon RX 7900 XT

Videocard is newer: launch date 1 month(s) later
623.6x more texture fill rate: 804.4 GTexel/s vs 1,290 GTexel/s
Around 50% lower typical power consumption: 300 Watt vs 450 Watt
Around 90% higher memory clock speed: 2500 MHz, 20 Gbps effective vs 1313 MHz, 21 Gbps effective
Around 79% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 320.733 vs 178.756

Specifications (specs)
Launch date	3 Nov 2022 vs 20 Sep 2022
Texture fill rate	804.4 GTexel/s vs 1,290 GTexel/s
Thermal Design Power (TDP)	300 Watt vs 450 Watt
Memory clock speed	2500 MHz, 20 Gbps effective vs 1313 MHz, 21 Gbps effective
Benchmarks
CompuBench 1.5 Desktop - Video Composition (Frames/s)	320.733 vs 178.756

Reasons to consider the NVIDIA GeForce RTX 4090

Around 49% higher core clock speed: 2235 MHz vs 1500 MHz
Around 5% higher boost clock speed: 2520 MHz vs 2394 MHz
3x more pipelines: 16384 vs 5376
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 4 nm vs 5 nm
Around 20% higher maximum memory size: 24 GB vs 20 GB
Around 7% better performance in PassMark - G2D Mark: 1294 vs 1211
Around 33% better performance in PassMark - G3D Mark: 38312 vs 28871
Around 64% better performance in 3DMark Fire Strike - Graphics Score: 9221 vs 5621
Around 87% better performance in Geekbench - OpenCL: 317819 vs 169513
Around 70% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 582.642 vs 343.519
Around 64% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 98.472 vs 60.185
Around 9% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 2968.159 vs 2714.187

Specifications (specs)
Core clock speed	2235 MHz vs 1500 MHz
Boost clock speed	2520 MHz vs 2394 MHz
Pipelines	16384 vs 5376
Manufacturing process technology	4 nm vs 5 nm
Maximum memory size	24 GB vs 20 GB
Benchmarks
PassMark - G2D Mark	1294 vs 1211
PassMark - G3D Mark	38312 vs 28871
3DMark Fire Strike - Graphics Score	9221 vs 5621
Geekbench - OpenCL	317819 vs 169513
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	582.642 vs 343.519
CompuBench 1.5 Desktop - T-Rex (Frames/s)	98.472 vs 60.185
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2968.159 vs 2714.187

Compare benchmarks

GPU 1: AMD Radeon RX 7900 XT
GPU 2: NVIDIA GeForce RTX 4090

PassMark - G2D Mark

GPU 1

GPU 2

1211

1294

PassMark - G3D Mark

GPU 1

GPU 2

28871

38312

3DMark Fire Strike - Graphics Score

GPU 1

GPU 2

5621

9221

Geekbench - OpenCL

GPU 1

GPU 2

169513

317819

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

343.519

582.642

CompuBench 1.5 Desktop - T-Rex (Frames/s)

GPU 1

GPU 2

60.185

98.472

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

320.733

178.756

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

2714.187

2968.159

Name	AMD Radeon RX 7900 XT	NVIDIA GeForce RTX 4090
PassMark - G2D Mark	1211	1294
PassMark - G3D Mark	28871	38312
3DMark Fire Strike - Graphics Score	5621	9221
Geekbench - OpenCL	169513	317819
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	343.519	582.642
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	12483.531	0
CompuBench 1.5 Desktop - T-Rex (Frames/s)	60.185	98.472
CompuBench 1.5 Desktop - Video Composition (Frames/s)	320.733	178.756
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2714.187	2968.159

Compare specifications (specs)

	AMD Radeon RX 7900 XT	NVIDIA GeForce RTX 4090
Essentials
Architecture	RDNA 3.0	Ada Lovelace
Code name	Navi 31	AD102
Launch date	3 Nov 2022	20 Sep 2022
Place in performance rating	17	13
Technical info
Boost clock speed	2394 MHz	2520 MHz
Compute units	84
Core clock speed	1500 MHz	2235 MHz
Manufacturing process technology	5 nm	4 nm
Peak Double Precision (FP64) Performance	3.218 TFLOPS (1:16)	1,290 GFLOPS (1:64)
Peak Half Precision (FP16) Performance	103.0 TFLOPS (2:1)	82.58 TFLOPS (1:1)
Peak Single Precision (FP32) Performance	51.48 TFLOPS	82.58 TFLOPS
Pipelines	5376	16384
Pixel fill rate	459.6 GPixel/s	443.5 GPixel/s
Texture fill rate	804.4 GTexel/s	1,290 GTexel/s
Thermal Design Power (TDP)	300 Watt	450 Watt
Transistor count	57700 million	76300 million
Video outputs and ports
Display Connectors	1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C	1x HDMI 2.1, 3x DisplayPort 1.4a
Compatibility, dimensions and requirements
Form factor	Dual-slot	Triple-slot
Height	51 mm, 2 inches	61 mm, 2.4 inches
Interface	PCIe 4.0 x16	PCIe 4.0 x16
Length	276 mm, 10.9 inches	304 mm, 12 inches
Recommended system power (PSU)	700 Watt	850 Watt
Supplementary power connectors	2x 8-pin	1x 16-pin
Width	135 mm, 5.3 inches	137 mm, 5.4 inches
API support
DirectX	12 Ultimate (12_2)	12 Ultimate (12_2)
OpenCL	2.1	3.0
OpenGL	4.6	4.6
Shader Model	6.7	6.7
Vulkan
Memory
Maximum RAM amount	20 GB	24 GB
Memory bandwidth	800.0 GB/s	1,008 GB/s
Memory bus width	320 bit	384 bit
Memory clock speed	2500 MHz, 20 Gbps effective	1313 MHz, 21 Gbps effective
Memory type	GDDR6	GDDR6X