In the gpu comparison between the AMD Radeon RX 7800 XT and the ASRock Radeon RX 7900 GRE Challenger 16GB OC, we compare both the technical data and the benchmark results of the two graphics cards.
Quick comparison
In FP32 performance, the ASRock Radeon RX 7900 GRE Challenger 16GB OC is 26 % faster than the AMD Radeon RX 7800 XT.
The AMD Radeon RX 7800 XT is based on the AMD Radeon RX 7800 XT and has 3840 texture shaders and 60 execution units.
ASRock Radeon RX 7900 GRE Challenger 16GB OC is based on AMD Radeon RX 7900 GRE, which has 5120 shaders and 80 execution units.
Memory
Memory
AMD Radeon RX 7800 XT
ASRock Radeon RX 7900 GRE Challenger 16GB OC
Memory Size
16 GB
16 GB
Memory Type
GDDR6
GDDR6
Memory Clock
2.438 GHz
2.250 GHz
Memory Speed
19.5 Gbps
18.0 Gbps
Memory bandwidth
624 GB/s
576 GB/s
Memory Interface
256 bit
256 bit
More information
The AMD Radeon RX 7800 XT has 16 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 624 GB/s.
The ASRock Radeon RX 7900 GRE Challenger 16GB OC can access 16 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 576 GB/s.
Clock Speeds
Clock Speeds
AMD Radeon RX 7800 XT
ASRock Radeon RX 7900 GRE Challenger 16GB OC
Base Clock
1.800 GHz
1.500 GHz
Boost Clock
2.430 GHz
2.290 GHz
Avg (Game) Clock
2.12 GHz
--
Overclocking
Yes
Yes
More information
The AMD Radeon RX 7800 XT clocks in the base with up to 1.800 GHz. The base frequency of the ASRock Radeon RX 7900 GRE Challenger 16GB OC is 1.500 GHz.
Thermal Design
Thermal Design
AMD Radeon RX 7800 XT
ASRock Radeon RX 7900 GRE Challenger 16GB OC
TDP
263 W
260 W
Tjunction max
96 °C
97 °C
PCIe-Power
2 x 8-Pin
2 x 8-Pin
More information
The TDP (Thermal Design Power) of the AMD Radeon RX 7800 XT is 263 W. The graphics card is supplied with energy via the 2 x 8-Pin connector.
The ASRock Radeon RX 7900 GRE Challenger 16GB OC has a TDP of 260 W and is supplied with the required energy via 2 x 8-Pin PCIe power connectors.
Cooler & Fans
Cooler & Fans
AMD Radeon RX 7800 XT
ASRock Radeon RX 7900 GRE Challenger 16GB OC
Fan-Type
Axial
Axial
Fan 1
2 x 90 mm
2 x 100 mm
Cooler-Type
Air cooling
Air cooling
Noise (Idle)
0 dB
0 dB
More information
The AMD Radeon RX 7800 XT has a total of 2 Axial fans.
The ASRock Radeon RX 7900 GRE Challenger 16GB OC has 2 Axial fans to cool the GPU and memory.
Connectivity
Connectivity
AMD Radeon RX 7800 XT
ASRock Radeon RX 7900 GRE Challenger 16GB OC
Max. Displays
4
4
HDCP
2.3
2.3
HDMI
1x HDMI 2.1a
1x HDMI 2.1
DisplayPort
3x DP 2.1
3x DP 2.1
More information
In the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the AMD Radeon RX 7800 XT.
The ASRock Radeon RX 7900 GRE Challenger 16GB OC supports a maximum of 4 screens.
Featureset
Featureset
AMD Radeon RX 7800 XT
ASRock Radeon RX 7900 GRE Challenger 16GB OC
Max. resolution
7680x4320
7680x4320
DirectX
12_2 (Ultimate)
12_2 (Ultimate)
Raytracing
Yes
Yes
DLSS / FSR
Yes
Yes
LED
Addressable LED
Addressable LED
More information
The AMD Radeon RX 7800 XT supports a maximum resolution of 7680x4320 pixels.
The maximum resolution of the ASRock Radeon RX 7900 GRE Challenger 16GB OC is 7680x4320 pixels.
Supported Video Codecs
Supported Video Codecs
AMD Radeon RX 7800 XT
ASRock Radeon RX 7900 GRE Challenger 16GB OC
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode / Encode
Decode / Encode
VP9
Decode / Encode
Decode / Encode
AV1
Decode / Encode
Decode / Encode
More information
The support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos.
Dimensions
Dimensions
AMD Radeon RX 7800 XT
ASRock Radeon RX 7900 GRE Challenger 16GB OC
Length
267 mm
--
Height
135 mm
--
Width
50 mm
--
Width (Slots)
3 Slots
--
SFF-Ready
No
No
More information
The AMD Radeon RX 7800 XT is 267 mm long, 135 mm high and 50 mm wide.
The ASRock Radeon RX 7900 GRE Challenger 16GB OC is -- long, -- high and -- wide.
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 ASRock Radeon RX 7900 GRE Challenger 16GB OC +8.7 %
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.
The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.
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.
Here you can rate the AMD Radeon RX 7800 XT to help other visitors make their purchasing decisions. The average rating is 4.7 stars (85 ratings). Rate now:
Here you can rate the ASRock Radeon RX 7900 GRE Challenger 16GB OC to help other visitors make their purchasing decisions. The average rating is 4.2 stars (6 ratings). Rate now:
