The NVIDIA GeForce RTX 2080 Founders Edition is based on the NVIDIA GeForce RTX 2080 (Turing) and has 8 GB GDDR6 graphics memory with a bandwidth of 496 GB/s.
Quick comparison
In FP32 performance, the NVIDIA GeForce RTX 2080 Founders Edition is 62 % faster than the KFA2 GeForce GTX 1070 EX.
The KFA2 GeForce GTX 1070 EX has the GP104-200-A1 graphics chip installed, which is based on the Pascal architecture.
The NVIDIA GeForce RTX 2080 Founders Edition is based on the graphics chip TU104, which comes from the Turing architecture.
Memory
Memory
KFA2 GeForce GTX 1070 EX
NVIDIA GeForce RTX 2080 Founders Edition
Memory Size
8 GB
8 GB
Memory Type
GDDR5
GDDR6
Memory Clock
2.002 GHz
1.938 GHz
Memory Speed
8.0 Gbps
15.5 Gbps
Memory bandwidth
256 GB/s
496 GB/s
Memory Interface
256 bit
256 bit
More information
The graphics memory of the KFA2 GeForce GTX 1070 EX clocks at 2.002 GHz, which corresponds to a speed of 8.0 Gbps.
The graphics memory speed of the NVIDIA GeForce RTX 2080 Founders Edition is 15.5 Gbps and the clock speed is 1.938 GHz.
Clock Speeds
Clock Speeds
KFA2 GeForce GTX 1070 EX
NVIDIA GeForce RTX 2080 Founders Edition
Base Clock
1.518 GHz
1.515 GHz
Boost Clock
1.708 GHz
1.800 GHz
Overclocking
Yes
Yes
More information
The clock frequency of a graphics card determines the speed in connection with the graphics architecture.
Thermal Design
Thermal Design
KFA2 GeForce GTX 1070 EX
NVIDIA GeForce RTX 2080 Founders Edition
TDP
150 W
225 W
TDP (up)
--
250 W
Tjunction max
94 °C
88 °C
PCIe-Power
1 x 6-Pin, 1 x 8-Pin
1 x 6-Pin, 1 x 8-Pin
More information
The KFA2 GeForce GTX 1070 EX is powered by 1 x 6-Pin, 1 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 150 W.
The NVIDIA GeForce RTX 2080 Founders Edition has 1 x 6-Pin, 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 225 W.
Cooler & Fans
Cooler & Fans
KFA2 GeForce GTX 1070 EX
NVIDIA GeForce RTX 2080 Founders Edition
Fan-Type
Axial
Axial
Fan 1
2 x 100 mm
2 x 90 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
35 dB
Noise (Load)
--
41 dB
More information
The KFA2 GeForce GTX 1070 EX is equipped with a total of 2 Axial main fans.
The NVIDIA GeForce RTX 2080 Founders Edition has 2 Axial main fans that cool the GPU and memory.
Connectivity
Connectivity
KFA2 GeForce GTX 1070 EX
NVIDIA GeForce RTX 2080 Founders Edition
Max. Displays
4
4
HDCP
2.2
2.2
HDMI
1x HDMI 2.0b
1x HDMI 2.0b
DisplayPort
3x DP 1.4
3x DP 1.4a
DVI
1
--
USB-C
--
1
More information
Up to 4 screens can be operated with the KFA2 GeForce GTX 1070 EX.
The NVIDIA GeForce RTX 2080 Founders Edition supports the operation of a maximum of 4 monitors.
Featureset
Featureset
KFA2 GeForce GTX 1070 EX
NVIDIA GeForce RTX 2080 Founders Edition
Max. resolution
7680x4320
7680x4320
DirectX
12_1
12_2 (Ultimate)
Raytracing
No
Yes
DLSS / FSR
Yes
Yes
LED
No LED lighting
No LED lighting
More information
With the KFA2 GeForce GTX 1070 EX it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.
The maximum supported resolution of the NVIDIA GeForce RTX 2080 Founders Edition is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
KFA2 GeForce GTX 1070 EX
NVIDIA GeForce RTX 2080 Founders Edition
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode
VP9
Decode
Decode
AV1
No
No
More information
The support and acceleration of certain video codecs can have a positive impact on the lower energy consumption and less waste heat from the graphics card.
Dimensions
Dimensions
KFA2 GeForce GTX 1070 EX
NVIDIA GeForce RTX 2080 Founders Edition
Length
282 mm
267 mm
Height
128 mm
116 mm
Width
43 mm
--
Width (Slots)
2 Slots
2 Slots
SFF-Ready
No
No
More information
The KFA2 GeForce GTX 1070 EX is connected to the system via PCIe 3.0 x 16 lanes and requires 2 PCIe-Slots space in the housing.
The NVIDIA GeForce RTX 2080 Founders Edition needs the space of 2 PCIe-Slots in the case and has a PCIe 3.0 x 16 Lanes interface.
3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.
Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.
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.
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.
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