KFA2 GeForce GTX 980 Ti OC
vs
GIGABYTE AORUS Radeon RX 580 4G


GPU comparison with benchmarks

The KFA2 GeForce GTX 980 Ti OC has 2816 shader units and these clock a maximum of 1.11 GHz which results in an FP32 computing power of 6.27 TFLOPS.

The GIGABYTE AORUS Radeon RX 580 4G has 2304 shader units and these clock at a maximum of 1.38 GHz and achieve an FP32 computing power of 5.77 TFLOPS.

GPU

The KFA2 GeForce GTX 980 Ti OC is equipped with a graphics chip of the Maxwell 2.0 architecture, which has 22 streaming multiprocessors.

The graphics card GIGABYTE AORUS Radeon RX 580 4G is based on the GCN 4 architecture and is equipped with 36 execution units.
KFA2 GeForce GTX 980 Ti OC GPU GIGABYTE AORUS Radeon RX 580 4G
NVIDIA GeForce GTX 980 Ti Based on AMD Radeon RX 580 (36 CU)
GM200-310-A1 GPU Chip Polaris 20 XT
Maxwell 2.0 Architecture GCN 4
22 Streaming Multiprocessors 36
2816 Shader 2304
96 Render Output Units 32
176 Texture Units 144
0 Raytracing Cores 0

Memory

The KFA2 GeForce GTX 980 Ti OC is equipped with a 6 GB large GDDR5 graphics memory, which is equipped with 1.753 GHz clocks.

The GIGABYTE AORUS Radeon RX 580 4G has a 4 GB large GDDR5 graphics memory and the memory clock is 1.750GHz.

6 GB Memory Size 4 GB
GDDR5 Memory Type GDDR5
1.753 GHz Memory Clock 1.750 GHz
7.0 Gbps Memory Speed 7.0 Gbps
337 GB/s Memory bandwidth 224 GB/s
384 bit Memory Interface 256 bit

Clock Speeds

The KFA2 GeForce GTX 980 Ti OC has a turbo clock of 1.114 GHz. The turbo frequency of the GIGABYTE AORUS Radeon RX 580 4G is 1.380 GHz.

1.025 GHz Base Clock 1.257 GHz
1.114 GHz Boost Clock 1.380 GHz
Avg (Game) Clock
Yes Overclocking Yes

Thermal Design

The KFA2 GeForce GTX 980 Ti OC has 1 x 6-Pin, 1 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 91 °C.

The GIGABYTE AORUS Radeon RX 580 4G is equipped with a 1 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 90 °C.

250 W TDP 185 W
-- TDP (up) --
91 °C Tjunction max 90 °C
1 x 6-Pin, 1 x 8-Pin PCIe-Power 1 x 8-Pin

Cooler & Fans

The graphics processor and graphics memory of the KFA2 GeForce GTX 980 Ti OC are cooled with a Air cooling.

The GIGABYTE AORUS Radeon RX 580 4G is cooled by a Air cooling.

Axial Fan-Type Axial
3 x 80 mm Fan 1 2 x 90 mm
-- Fan 2 --
Air cooling Cooler-Type Air cooling
0 dB Noise (Idle) 0 dB
-- Noise (Load) --

Connectivity

The KFA2 GeForce GTX 980 Ti OC supports the downward compatible copy protection HDCP in version 2.2.

The GIGABYTE AORUS Radeon RX 580 4G supports HDCP in version 2.2 and all previous versions.

4 Max. Displays 4
2.2 HDCP-Version 2.2
1x HDMI v2.0 HDMI Ports 1x HDMI v2.0b
3x DP v1.2 DP Ports 3x DP v1.4
1 DVI Ports 1
-- VGA Ports --
-- USB-C Ports --

Featureset

The KFA2 GeForce GTX 980 Ti OC supports the DirectX standard from Microsoft in version 12_1.

The GIGABYTE AORUS Radeon RX 580 4G supports Microsoft's DirectX version 12.

4096x2160 Max. resolution 7680x4320
12_1 DirectX 12
No Raytracing No
No DLSS / FSR Yes
No LED lighting LED GIGABYTE RGB Fusion

Supported Video Codecs

This area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load.

Decode / Encode h264 Decode / Encode
No h265 / HEVC Decode / Encode
No AV1 No
Decode VP8 Decode
No VP9 Decode

Dimensions

The KFA2 GeForce GTX 980 Ti OC is 41 mm wide and therefore needs the space of 2 PCIe-Slots in the case.

The width of the GIGABYTE AORUS Radeon RX 580 4G is 41 mm and thus requires the space of 2 PCIe-Slots in the PC case.

281 mm Length 232 mm
124 mm Height 121 mm
41 mm Width 36 mm
2 PCIe-Slots Width (Slots) 2 PCIe-Slots
-- Weight --
PCIe 3 x 16 GPU Interface PCIe 3.0 x 16

Additional data

Manufactured using the 28 nanometer process, KFA2 GeForce GTX 980 Ti OC was released in Q3/2015.

The GIGABYTE AORUS Radeon RX 580 4G published in Q4/2018 is manufactured with a structure width of 14 nanometers.

98IRH5DH9WGT Part-no GV-RX580AORUS-4GD
Q3/2015 Release date Q4/2018
649 $ (Reference) Launch Price 229 $
28 nm Structure size 14 nm
-- Documents data sheet

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Benchmark results

3DMark Benchmark (DirectX, Raytracing)

3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.

Time Spy Extreme Graphics score

Battlefield 5

Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.

3840x2160 (2160p)

GIGABYTE AORUS Radeon RX 580 4G GIGABYTE AORUS Radeon RX 580 4G
4 GB GDDR5
31 fps (avg)

2560x1440 (1440p)

GIGABYTE AORUS Radeon RX 580 4G GIGABYTE AORUS Radeon RX 580 4G
4 GB GDDR5
60 fps (avg)

1920x1080 (1080p)

GIGABYTE AORUS Radeon RX 580 4G GIGABYTE AORUS Radeon RX 580 4G
4 GB GDDR5
86 fps (avg)

Geekbench 6 (OpenCL, Vulkan, Metal)

Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.

Geekbench 6 - OpenCL

Geekbench 6 - Vulkan

Geekbench 6 - Metal

FP32 Performance (Single-precision TFLOPS)

The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.

FP32 (TFLOPS)

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