browser benchmark
Intel Core i7-3615QM testing with a Apple Mac-C3EC7CD22292981F (262.0.0.0.0 BIOS) and NVIDIA NVE7 1GB on Gentoo/Linux via the Phoronix Test Suite.


Firefox 83: 

	Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (262.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: Intel NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n

	OS: Gentoo/Linux, Kernel: 5.10.1-gentoo-x86_64-gcc (x86_64), Desktop: Xfce 4.14, Display Server: X Server 1.20.10, Display Driver: nouveau 1.0.16, Compiler: GCC 10.2.0 + Clang 11.0.0Target: + LLVM 11.0.0, File-System: f2fs, Screen Resolution: 2880x1800

Firefox-bin 84: 

	Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (262.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: Intel NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n

	OS: Gentoo/Linux, Kernel: 5.9.14-gentoo-x86_64-gcc (x86_64), Desktop: Xfce, Display Server: X Server 1.20.10, Display Driver: nouveau 1.0.16, Compiler: GCC 10.2.0 + Clang 11.0.0Target: + LLVM 11.0.0, File-System: ext4, Screen Resolution: 2880x1800

Firefox-bin 84 try2: 

	Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (262.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: Intel NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n

	OS: Gentoo/Linux, Kernel: 5.9.14-gentoo-x86_64-gcc (x86_64), Desktop: Xfce, Display Server: X Server 1.20.10, Display Driver: nouveau 1.0.16, Compiler: GCC 10.2.0 + Clang 11.0.0Target: + LLVM 11.0.0, File-System: ext4, Screen Resolution: 2880x1800

Firefox 84 Default: 

	Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (262.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: Intel NVIDIA NVE7 1GB, Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n

	OS: Gentoo/Linux, Kernel: 5.9.15-gentoo-x86_64-gcc (x86_64), Desktop: Xfce, Display Server: X Server 1.20.10, Display Driver: nouveau 1.0.16, Compiler: GCC 10.2.0 + Clang 11.0.0Target: + LLVM 11.0.0, File-System: ext4, Screen Resolution: 2880x1800

Firefox 84 Default2: 

	Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (262.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n

	OS: Gentoo/Linux, Kernel: 5.10.1-gentoo-r1-x86_64-gcc (x86_64), Desktop: Xfce, Display Server: X Server 1.20.10, Display Driver: nouveau 1.0.16, OpenGL: 4.3 Mesa 20.3.1, Compiler: GCC 10.2.0 + Clang 11.0.0Target: + LLVM 11.0.0, File-System: ext4, Screen Resolution: 2880x1800


Selenium
Benchmark: ARES-6 - Browser: Firefox
ms < Lower Is Better
Firefox 83 .......... 243.98 |=================================================
Firefox-bin 84 try2 . 80.36  |================
Firefox 84 Default .. 99.70  |====================
Firefox 84 Default2 . 99.10  |====================


Selenium
Benchmark: Octane - Browser: Firefox
Geometric Mean > Higher Is Better
Firefox 83 .......... 4379  |================
Firefox-bin 84 try2 . 13298 |==================================================
Firefox 84 Default2 . 12399 |===============================================


Selenium
Benchmark: Basemark - Browser: Firefox
Overall Score > Higher Is Better
Firefox 83 . 126.88 |==========================================================


Selenium
Benchmark: Speedometer - Browser: Firefox
Runs Per Minute > Higher Is Better
Firefox 83 .......... 19.8 |====================
Firefox 84 Default2 . 51.6 |===================================================